diff --git a/packages/block-library/src/cover/deprecated.js b/packages/block-library/src/cover/deprecated.js
index cb8225ca33f965..ad864aca8ec412 100644
--- a/packages/block-library/src/cover/deprecated.js
+++ b/packages/block-library/src/cover/deprecated.js
@@ -14,6 +14,7 @@ import {
 	InnerBlocks,
 	__experimentalGetGradientClass,
 	useBlockProps,
+	useInnerBlocksProps,
 } from '@wordpress/block-editor';
 import { __ } from '@wordpress/i18n';
 
@@ -26,6 +27,7 @@ import {
 	backgroundImageStyles,
 	getPositionClassName,
 	isContentPositionCenter,
+	dimRatioToClass,
 } from './shared';
 
 /**
@@ -79,6 +81,214 @@ const blockAttributes = {
 	},
 };
 
+// v8: deprecated to remove duplicated gradient classes and swap `wp-block-cover__gradient-background` for `wp-block-cover__background`.
+const v8 = {
+	attributes: {
+		url: {
+			type: 'string',
+		},
+		id: {
+			type: 'number',
+		},
+		alt: {
+			type: 'string',
+			source: 'attribute',
+			selector: 'img',
+			attribute: 'alt',
+			default: '',
+		},
+		hasParallax: {
+			type: 'boolean',
+			default: false,
+		},
+		isRepeated: {
+			type: 'boolean',
+			default: false,
+		},
+		dimRatio: {
+			type: 'number',
+			default: 100,
+		},
+		overlayColor: {
+			type: 'string',
+		},
+		customOverlayColor: {
+			type: 'string',
+		},
+		backgroundType: {
+			type: 'string',
+			default: 'image',
+		},
+		focalPoint: {
+			type: 'object',
+		},
+		minHeight: {
+			type: 'number',
+		},
+		minHeightUnit: {
+			type: 'string',
+		},
+		gradient: {
+			type: 'string',
+		},
+		customGradient: {
+			type: 'string',
+		},
+		contentPosition: {
+			type: 'string',
+		},
+		isDark: {
+			type: 'boolean',
+			default: true,
+		},
+		allowedBlocks: {
+			type: 'array',
+		},
+		templateLock: {
+			type: [ 'string', 'boolean' ],
+			enum: [ 'all', 'insert', false ],
+		},
+	},
+	supports: {
+		anchor: true,
+		align: true,
+		html: false,
+		spacing: {
+			padding: true,
+			__experimentalDefaultControls: {
+				padding: true,
+			},
+		},
+		color: {
+			__experimentalDuotone:
+				'> .wp-block-cover__image-background, > .wp-block-cover__video-background',
+			text: false,
+			background: false,
+		},
+	},
+	save( { attributes } ) {
+		const {
+			backgroundType,
+			gradient,
+			contentPosition,
+			customGradient,
+			customOverlayColor,
+			dimRatio,
+			focalPoint,
+			hasParallax,
+			isDark,
+			isRepeated,
+			overlayColor,
+			url,
+			alt,
+			id,
+			minHeight: minHeightProp,
+			minHeightUnit,
+		} = attributes;
+		const overlayColorClass = getColorClassName(
+			'background-color',
+			overlayColor
+		);
+		const gradientClass = __experimentalGetGradientClass( gradient );
+		const minHeight = minHeightUnit
+			? `${ minHeightProp }${ minHeightUnit }`
+			: minHeightProp;
+
+		const isImageBackground = IMAGE_BACKGROUND_TYPE === backgroundType;
+		const isVideoBackground = VIDEO_BACKGROUND_TYPE === backgroundType;
+
+		const isImgElement = ! ( hasParallax || isRepeated );
+
+		const style = {
+			...( isImageBackground && ! isImgElement
+				? backgroundImageStyles( url )
+				: {} ),
+			minHeight: minHeight || undefined,
+		};
+
+		const bgStyle = {
+			backgroundColor: ! overlayColorClass
+				? customOverlayColor
+				: undefined,
+			background: customGradient ? customGradient : undefined,
+		};
+
+		const objectPosition =
+			// prettier-ignore
+			focalPoint && isImgElement
+				 ? `${ Math.round( focalPoint.x * 100 ) }% ${ Math.round( focalPoint.y * 100 ) }%`
+				 : undefined;
+
+		const classes = classnames(
+			{
+				'is-light': ! isDark,
+				'has-parallax': hasParallax,
+				'is-repeated': isRepeated,
+				'has-custom-content-position': ! isContentPositionCenter(
+					contentPosition
+				),
+			},
+			getPositionClassName( contentPosition )
+		);
+
+		return (
+			<div { ...useBlockProps.save( { className: classes, style } ) }>
+				<span
+					aria-hidden="true"
+					className={ classnames(
+						overlayColorClass,
+						dimRatioToClass( dimRatio ),
+						'wp-block-cover__gradient-background',
+						gradientClass,
+						{
+							'has-background-dim': dimRatio !== undefined,
+							'has-background-gradient':
+								gradient || customGradient,
+							[ gradientClass ]: ! url && gradientClass,
+						}
+					) }
+					style={ bgStyle }
+				/>
+
+				{ isImageBackground && isImgElement && url && (
+					<img
+						className={ classnames(
+							'wp-block-cover__image-background',
+							id ? `wp-image-${ id }` : null
+						) }
+						alt={ alt }
+						src={ url }
+						style={ { objectPosition } }
+						data-object-fit="cover"
+						data-object-position={ objectPosition }
+					/>
+				) }
+				{ isVideoBackground && url && (
+					<video
+						className={ classnames(
+							'wp-block-cover__video-background',
+							'intrinsic-ignore'
+						) }
+						autoPlay
+						muted
+						loop
+						playsInline
+						src={ url }
+						style={ { objectPosition } }
+						data-object-fit="cover"
+						data-object-position={ objectPosition }
+					/>
+				) }
+				<div
+					{ ...useInnerBlocksProps.save( {
+						className: 'wp-block-cover__inner-container',
+					} ) }
+				/>
+			</div>
+		);
+	},
+};
+
 const v7 = {
 	attributes: {
 		...blockAttributes,
@@ -808,4 +1018,4 @@ const v1 = {
 	},
 };
 
-export default [ v7, v6, v5, v4, v3, v2, v1 ];
+export default [ v8, v7, v6, v5, v4, v3, v2, v1 ];
diff --git a/packages/block-library/src/cover/edit.js b/packages/block-library/src/cover/edit.js
index ba63d4f28df733..fde8040ea8f717 100644
--- a/packages/block-library/src/cover/edit.js
+++ b/packages/block-library/src/cover/edit.js
@@ -726,14 +726,18 @@ function CoverEdit( {
 				<span
 					aria-hidden="true"
 					className={ classnames(
+						'wp-block-cover__background',
 						dimRatioToClass( dimRatio ),
-						{ [ overlayColor.class ]: overlayColor.class },
-						'wp-block-cover__gradient-background',
-						gradientClass,
 						{
+							[ overlayColor.class ]: overlayColor.class,
 							'has-background-dim': dimRatio !== undefined,
+							// For backwards compatibility. Former versions of the Cover Block applied
+							// `.wp-block-cover__gradient-background` in the presence of
+							// media, a gradient and a dim.
+							'wp-block-cover__gradient-background':
+								url && gradientValue && dimRatio !== 0,
 							'has-background-gradient': gradientValue,
-							[ gradientClass ]: ! url && gradientClass,
+							[ gradientClass ]: gradientClass,
 						}
 					) }
 					style={ { backgroundImage: gradientValue, ...bgStyle } }
diff --git a/packages/block-library/src/cover/save.js b/packages/block-library/src/cover/save.js
index e90f00337a8e53..794678436f2c49 100644
--- a/packages/block-library/src/cover/save.js
+++ b/packages/block-library/src/cover/save.js
@@ -88,19 +88,25 @@ export default function save( { attributes } ) {
 		getPositionClassName( contentPosition )
 	);
 
+	const gradientValue = gradient || customGradient;
+
 	return (
 		<div { ...useBlockProps.save( { className: classes, style } ) }>
 			<span
 				aria-hidden="true"
 				className={ classnames(
+					'wp-block-cover__background',
 					overlayColorClass,
 					dimRatioToClass( dimRatio ),
-					'wp-block-cover__gradient-background',
-					gradientClass,
 					{
 						'has-background-dim': dimRatio !== undefined,
-						'has-background-gradient': gradient || customGradient,
-						[ gradientClass ]: ! url && gradientClass,
+						// For backwards compatibility. Former versions of the Cover Block applied
+						// `.wp-block-cover__gradient-background` in the presence of
+						// media, a gradient and a dim.
+						'wp-block-cover__gradient-background':
+							url && gradientValue && dimRatio !== 0,
+						'has-background-gradient': gradientValue,
+						[ gradientClass ]: gradientClass,
 					}
 				) }
 				style={ bgStyle }
diff --git a/packages/block-library/src/cover/style.scss b/packages/block-library/src/cover/style.scss
index c60ed79aa9e723..b0bf93b2601228 100644
--- a/packages/block-library/src/cover/style.scss
+++ b/packages/block-library/src/cover/style.scss
@@ -57,9 +57,11 @@
 		background-color: inherit;
 	}
 
-	// the first selector is required for old Cover markup
+	// The first selector is required for old Cover markup/
+	// Keep .wp-block-cover__gradient-background for v8 deprecation.
 	&.has-background-dim:not(.has-background-gradient)::before,
 	.has-background-dim:not(.has-background-gradient)::before,
+	.wp-block-cover__background,
 	.wp-block-cover__gradient-background {
 		position: absolute;
 		top: 0;
@@ -77,6 +79,7 @@
 	@for $i from 1 through 10 {
 		&.has-background-dim.has-background-dim-#{ $i * 10 } {
 			&:not(.has-background-gradient)::before,
+			.wp-block-cover__background,
 			.wp-block-cover__gradient-background {
 				opacity: $i * 0.1;
 			}
@@ -84,7 +87,9 @@
 	}
 
 	@for $i from 0 through 10 {
-		.wp-block-cover__gradient-background.has-background-dim.has-background-dim-#{ $i * 10 } {
+		// Keep .wp-block-cover__gradient-background for v8 deprecation
+		.wp-block-cover__gradient-background.has-background-dim.has-background-dim-#{ $i * 10 },
+		.wp-block-cover__background.has-background-dim.has-background-dim-#{ $i * 10 } {
 			opacity: $i * 0.1;
 		}
 	}
diff --git a/packages/block-library/src/cover/test/__snapshots__/edit.native.js.snap b/packages/block-library/src/cover/test/__snapshots__/edit.native.js.snap
index 0e9e5ad155faff..0e679d393c097d 100644
--- a/packages/block-library/src/cover/test/__snapshots__/edit.native.js.snap
+++ b/packages/block-library/src/cover/test/__snapshots__/edit.native.js.snap
@@ -2,7 +2,7 @@
 
 exports[`color settings clears the selected overlay color and mantains the inner blocks 1`] = `
 "<!-- wp:cover -->
-<div class=\\"wp-block-cover\\"><span aria-hidden=\\"true\\" class=\\"has-background-dim-100 wp-block-cover__gradient-background has-background-dim\\"></span><div class=\\"wp-block-cover__inner-container\\"><!-- wp:paragraph {\\"align\\":\\"center\\",\\"placeholder\\":\\"Write title…\\"} -->
+<div class=\\"wp-block-cover\\"><span aria-hidden=\\"true\\" class=\\"wp-block-cover__background has-background-dim-100 has-background-dim\\"></span><div class=\\"wp-block-cover__inner-container\\"><!-- wp:paragraph {\\"align\\":\\"center\\",\\"placeholder\\":\\"Write title…\\"} -->
 <p class=\\"has-text-align-center\\"></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->"
@@ -10,7 +10,7 @@ exports[`color settings clears the selected overlay color and mantains the inner
 
 exports[`color settings sets a color for the overlay background when the placeholder is visible 1`] = `
 "<!-- wp:cover {\\"overlayColor\\":\\"vivid-red\\"} -->
-<div class=\\"wp-block-cover\\"><span aria-hidden=\\"true\\" class=\\"has-vivid-red-background-color has-background-dim-100 wp-block-cover__gradient-background has-background-dim\\"></span><div class=\\"wp-block-cover__inner-container\\"><!-- wp:paragraph {\\"align\\":\\"center\\",\\"placeholder\\":\\"Write title…\\"} -->
+<div class=\\"wp-block-cover\\"><span aria-hidden=\\"true\\" class=\\"wp-block-cover__background has-vivid-red-background-color has-background-dim-100 has-background-dim\\"></span><div class=\\"wp-block-cover__inner-container\\"><!-- wp:paragraph {\\"align\\":\\"center\\",\\"placeholder\\":\\"Write title…\\"} -->
 <p class=\\"has-text-align-center\\"></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->"
@@ -18,7 +18,7 @@ exports[`color settings sets a color for the overlay background when the placeho
 
 exports[`color settings sets a gradient overlay background when a solid background was already selected 1`] = `
 "<!-- wp:cover {\\"gradient\\":\\"light-green-cyan-to-vivid-green-cyan\\"} -->
-<div class=\\"wp-block-cover\\"><span aria-hidden=\\"true\\" class=\\"has-background-dim-100 wp-block-cover__gradient-background has-light-green-cyan-to-vivid-green-cyan-gradient-background has-background-dim has-background-gradient has-light-green-cyan-to-vivid-green-cyan-gradient-background\\"></span><div class=\\"wp-block-cover__inner-container\\"><!-- wp:paragraph {\\"align\\":\\"center\\",\\"placeholder\\":\\"Write title…\\"} -->
+<div class=\\"wp-block-cover\\"><span aria-hidden=\\"true\\" class=\\"wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient has-light-green-cyan-to-vivid-green-cyan-gradient-background\\"></span><div class=\\"wp-block-cover__inner-container\\"><!-- wp:paragraph {\\"align\\":\\"center\\",\\"placeholder\\":\\"Write title…\\"} -->
 <p class=\\"has-text-align-center\\"></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->"
@@ -26,7 +26,7 @@ exports[`color settings sets a gradient overlay background when a solid backgrou
 
 exports[`color settings toggles between solid colors and gradients 1`] = `
 "<!-- wp:cover {\\"gradient\\":\\"light-green-cyan-to-vivid-green-cyan\\"} -->
-<div class=\\"wp-block-cover\\"><span aria-hidden=\\"true\\" class=\\"has-background-dim-100 wp-block-cover__gradient-background has-light-green-cyan-to-vivid-green-cyan-gradient-background has-background-dim has-background-gradient has-light-green-cyan-to-vivid-green-cyan-gradient-background\\"></span><div class=\\"wp-block-cover__inner-container\\"><!-- wp:paragraph {\\"align\\":\\"center\\",\\"placeholder\\":\\"Write title…\\"} -->
+<div class=\\"wp-block-cover\\"><span aria-hidden=\\"true\\" class=\\"wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient has-light-green-cyan-to-vivid-green-cyan-gradient-background\\"></span><div class=\\"wp-block-cover__inner-container\\"><!-- wp:paragraph {\\"align\\":\\"center\\",\\"placeholder\\":\\"Write title…\\"} -->
 <p class=\\"has-text-align-center\\"></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->"
diff --git a/packages/e2e-tests/specs/editor/various/__snapshots__/inserting-blocks.test.js.snap b/packages/e2e-tests/specs/editor/various/__snapshots__/inserting-blocks.test.js.snap
index b309fc0304e49c..4d9af1162c0e54 100644
--- a/packages/e2e-tests/specs/editor/various/__snapshots__/inserting-blocks.test.js.snap
+++ b/packages/e2e-tests/specs/editor/various/__snapshots__/inserting-blocks.test.js.snap
@@ -89,7 +89,7 @@ exports[`Inserting blocks inserts a block in proper place after having clicked \
 <!-- /wp:paragraph -->
 
 <!-- wp:cover {\\"isDark\\":false} -->
-<div class=\\"wp-block-cover is-light\\"><span aria-hidden=\\"true\\" class=\\"has-background-dim-100 wp-block-cover__gradient-background has-background-dim\\"></span><div class=\\"wp-block-cover__inner-container\\"></div></div>
+<div class=\\"wp-block-cover is-light\\"><span aria-hidden=\\"true\\" class=\\"wp-block-cover__background has-background-dim-100 has-background-dim\\"></span><div class=\\"wp-block-cover__inner-container\\"></div></div>
 <!-- /wp:cover -->
 
 <!-- wp:heading -->
diff --git a/test/integration/fixtures/blocks/core__cover.html b/test/integration/fixtures/blocks/core__cover.html
index 8da6a870594839..5c69931dd22691 100644
--- a/test/integration/fixtures/blocks/core__cover.html
+++ b/test/integration/fixtures/blocks/core__cover.html
@@ -1,13 +1,14 @@
 <!-- wp:cover {"url":"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=","dimRatio":40} -->
 <div class="wp-block-cover">
-    <span aria-hidden="true" class="has-background-dim-40 wp-block-cover__gradient-background has-background-dim"></span>
-    <img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/>
+    <span aria-hidden="true" class="wp-block-cover__background has-background-dim-40 has-background-dim"></span>
+    <img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover" />
     <div class="wp-block-cover__inner-container">
-        <!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
-        <p class="has-text-align-center has-large-font-size">
-                Guten Berg!
-        </p>
-    <!-- /wp:paragraph -->
-    </div>
+		<!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+		<p class="has-text-align-center has-large-font-size">
+			Guten Berg!
+		</p>
+		<!-- /wp:paragraph -->
+	</div>
 </div>
 <!-- /wp:cover -->
+
diff --git a/test/integration/fixtures/blocks/core__cover.json b/test/integration/fixtures/blocks/core__cover.json
index 0c55d2778cead8..cb3fd5de2f50cd 100644
--- a/test/integration/fixtures/blocks/core__cover.json
+++ b/test/integration/fixtures/blocks/core__cover.json
@@ -19,15 +19,15 @@
 				"isValid": true,
 				"attributes": {
 					"align": "center",
-					"content": "\n                Guten Berg!\n        ",
+					"content": "\n\t\t\tGuten Berg!\n\t\t",
 					"dropCap": false,
 					"placeholder": "Write title…",
 					"fontSize": "large"
 				},
 				"innerBlocks": [],
-				"originalContent": "<p class=\"has-text-align-center has-large-font-size\">\n                Guten Berg!\n        </p>"
+				"originalContent": "<p class=\"has-text-align-center has-large-font-size\">\n\t\t\tGuten Berg!\n\t\t</p>"
 			}
 		],
-		"originalContent": "<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"has-background-dim-40 wp-block-cover__gradient-background has-background-dim\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n    <div class=\"wp-block-cover__inner-container\">\n        \n    </div>\n</div>"
+		"originalContent": "<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-40 has-background-dim\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\" />\n    <div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
 	}
 ]
diff --git a/test/integration/fixtures/blocks/core__cover.parsed.json b/test/integration/fixtures/blocks/core__cover.parsed.json
index f90273321b52bb..4df6d84c29cef2 100644
--- a/test/integration/fixtures/blocks/core__cover.parsed.json
+++ b/test/integration/fixtures/blocks/core__cover.parsed.json
@@ -14,17 +14,17 @@
 					"fontSize": "large"
 				},
 				"innerBlocks": [],
-				"innerHTML": "\n        <p class=\"has-text-align-center has-large-font-size\">\n                Guten Berg!\n        </p>\n    ",
+				"innerHTML": "\n\t\t<p class=\"has-text-align-center has-large-font-size\">\n\t\t\tGuten Berg!\n\t\t</p>\n\t\t",
 				"innerContent": [
-					"\n        <p class=\"has-text-align-center has-large-font-size\">\n                Guten Berg!\n        </p>\n    "
+					"\n\t\t<p class=\"has-text-align-center has-large-font-size\">\n\t\t\tGuten Berg!\n\t\t</p>\n\t\t"
 				]
 			}
 		],
-		"innerHTML": "\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"has-background-dim-40 wp-block-cover__gradient-background has-background-dim\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n    <div class=\"wp-block-cover__inner-container\">\n        \n    </div>\n</div>\n",
+		"innerHTML": "\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-40 has-background-dim\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\" />\n    <div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
 		"innerContent": [
-			"\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"has-background-dim-40 wp-block-cover__gradient-background has-background-dim\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n    <div class=\"wp-block-cover__inner-container\">\n        ",
+			"\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-40 has-background-dim\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\" />\n    <div class=\"wp-block-cover__inner-container\">\n\t\t",
 			null,
-			"\n    </div>\n</div>\n"
+			"\n\t</div>\n</div>\n"
 		]
 	}
 ]
diff --git a/test/integration/fixtures/blocks/core__cover.serialized.html b/test/integration/fixtures/blocks/core__cover.serialized.html
index 1e8377f99cafae..b7eeb8cf4b85d8 100644
--- a/test/integration/fixtures/blocks/core__cover.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover.serialized.html
@@ -1,7 +1,7 @@
 <!-- wp:cover {"url":"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=","dimRatio":40} -->
-<div class="wp-block-cover"><span aria-hidden="true" class="has-background-dim-40 wp-block-cover__gradient-background has-background-dim"></span><img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-40 has-background-dim"></span><img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size">
-                Guten Berg!
-        </p>
+			Guten Berg!
+		</p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-1.serialized.html b/test/integration/fixtures/blocks/core__cover__deprecated-1.serialized.html
index a8b4f46f37b16c..0a535e66bff5b4 100644
--- a/test/integration/fixtures/blocks/core__cover__deprecated-1.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-1.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==","id":34,"dimRatio":50} -->
-<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__gradient-background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-34" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-34" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size"><strong>Cover Image</strong></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-2.serialized.html b/test/integration/fixtures/blocks/core__cover__deprecated-2.serialized.html
index eb9756f3e35a51..361eb663bf1f62 100644
--- a/test/integration/fixtures/blocks/core__cover__deprecated-2.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-2.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==","id":34,"dimRatio":50} -->
-<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__gradient-background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-34" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-34" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size"><strong>Cover Block</strong></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-3.serialized.html b/test/integration/fixtures/blocks/core__cover__deprecated-3.serialized.html
index 72db79ed9ebee3..c1cd5a78fbee56 100644
--- a/test/integration/fixtures/blocks/core__cover__deprecated-3.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-3.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==","id":35,"dimRatio":50} -->
-<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__gradient-background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-35" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-35" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size"><strong>Cover Block</strong></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-4.serialized.html b/test/integration/fixtures/blocks/core__cover__deprecated-4.serialized.html
index 2507813b98cb3b..be37f15331a564 100644
--- a/test/integration/fixtures/blocks/core__cover__deprecated-4.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-4.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==","id":35,"dimRatio":50,"focalPoint":{"x":"0.07","y":"0.07"}} -->
-<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__gradient-background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-35" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==" style="object-position:7% 7%" data-object-fit="cover" data-object-position="7% 7%"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-35" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==" style="object-position:7% 7%" data-object-fit="cover" data-object-position="7% 7%"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size"><strong>Cover Block</strong></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-5.serialized.html b/test/integration/fixtures/blocks/core__cover__deprecated-5.serialized.html
index 47ed576ca1716a..2d9a20ba12791e 100644
--- a/test/integration/fixtures/blocks/core__cover__deprecated-5.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-5.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=","dimRatio":50,"gradient":"midnight"} -->
-<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__gradient-background has-midnight-gradient-background has-background-dim has-background-gradient"></span><img class="wp-block-cover__image-background" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__background has-background-dim wp-block-cover__gradient-background has-background-gradient has-midnight-gradient-background"></span><img class="wp-block-cover__image-background" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size">Cover</p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-6.serialized.html b/test/integration/fixtures/blocks/core__cover__deprecated-6.serialized.html
index a63cb1375d2ea0..657c10cc928964 100644
--- a/test/integration/fixtures/blocks/core__cover__deprecated-6.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-6.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=","dimRatio":40} -->
-<div class="wp-block-cover is-light"><span aria-hidden="true" class="has-background-dim-40 wp-block-cover__gradient-background has-background-dim"></span><img class="wp-block-cover__image-background" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-40 has-background-dim"></span><img class="wp-block-cover__image-background" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size">
 			Guten Berg!
 		</p>
@@ -7,13 +7,13 @@
 <!-- /wp:cover -->
 
 <!-- wp:cover {"url":"https://example.com/some-background-image.png","id":1933,"dimRatio":0,"focalPoint":{"x":"0.50","y":"0.40"},"minHeight":48,"minHeightUnit":"vw","align":"full"} -->
-<div class="wp-block-cover alignfull is-light" style="min-height:48vw"><span aria-hidden="true" class="has-background-dim-0 wp-block-cover__gradient-background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-1933" src="https://example.com/some-background-image.png" style="object-position:50% 40%" data-object-fit="cover" data-object-position="50% 40%"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph -->
+<div class="wp-block-cover alignfull is-light" style="min-height:48vw"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-0 has-background-dim"></span><img class="wp-block-cover__image-background wp-image-1933" src="https://example.com/some-background-image.png" style="object-position:50% 40%" data-object-fit="cover" data-object-position="50% 40%"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph -->
 <p></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
 
 <!-- wp:cover {"url":"http://localhost:8888/wp-content/uploads/2021/02/percy.jpg","id":134,"dimRatio":50,"contentPosition":"bottom right"} -->
-<div class="wp-block-cover is-light has-custom-content-position is-position-bottom-right"><span aria-hidden="true" class="wp-block-cover__gradient-background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-134" alt="" src="http://localhost:8888/wp-content/uploads/2021/02/percy.jpg" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover is-light has-custom-content-position is-position-bottom-right"><span aria-hidden="true" class="wp-block-cover__background has-background-dim"></span><img class="wp-block-cover__image-background wp-image-134" alt="" src="http://localhost:8888/wp-content/uploads/2021/02/percy.jpg" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size">test</p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-7.serialized.html b/test/integration/fixtures/blocks/core__cover__deprecated-7.serialized.html
index 0a5309cfd3012f..baa8e32e7e8238 100644
--- a/test/integration/fixtures/blocks/core__cover__deprecated-7.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-7.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=","dimRatio":40} -->
-<div class="wp-block-cover is-light"><span aria-hidden="true" class="has-background-dim-40 wp-block-cover__gradient-background has-background-dim"></span><img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-40 has-background-dim"></span><img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size">
 			Guten Berg!
 		</p>
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-8.html b/test/integration/fixtures/blocks/core__cover__deprecated-8.html
new file mode 100644
index 00000000000000..8da6a870594839
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-8.html
@@ -0,0 +1,13 @@
+<!-- wp:cover {"url":"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=","dimRatio":40} -->
+<div class="wp-block-cover">
+    <span aria-hidden="true" class="has-background-dim-40 wp-block-cover__gradient-background has-background-dim"></span>
+    <img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/>
+    <div class="wp-block-cover__inner-container">
+        <!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+        <p class="has-text-align-center has-large-font-size">
+                Guten Berg!
+        </p>
+    <!-- /wp:paragraph -->
+    </div>
+</div>
+<!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-8.json b/test/integration/fixtures/blocks/core__cover__deprecated-8.json
new file mode 100644
index 00000000000000..0c55d2778cead8
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-8.json
@@ -0,0 +1,33 @@
+[
+	{
+		"clientId": "_clientId_0",
+		"name": "core/cover",
+		"isValid": true,
+		"attributes": {
+			"url": "data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=",
+			"alt": "",
+			"hasParallax": false,
+			"isRepeated": false,
+			"dimRatio": 40,
+			"backgroundType": "image",
+			"isDark": true
+		},
+		"innerBlocks": [
+			{
+				"clientId": "_clientId_0",
+				"name": "core/paragraph",
+				"isValid": true,
+				"attributes": {
+					"align": "center",
+					"content": "\n                Guten Berg!\n        ",
+					"dropCap": false,
+					"placeholder": "Write title…",
+					"fontSize": "large"
+				},
+				"innerBlocks": [],
+				"originalContent": "<p class=\"has-text-align-center has-large-font-size\">\n                Guten Berg!\n        </p>"
+			}
+		],
+		"originalContent": "<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"has-background-dim-40 wp-block-cover__gradient-background has-background-dim\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n    <div class=\"wp-block-cover__inner-container\">\n        \n    </div>\n</div>"
+	}
+]
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-8.parsed.json b/test/integration/fixtures/blocks/core__cover__deprecated-8.parsed.json
new file mode 100644
index 00000000000000..f90273321b52bb
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-8.parsed.json
@@ -0,0 +1,30 @@
+[
+	{
+		"blockName": "core/cover",
+		"attrs": {
+			"url": "data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=",
+			"dimRatio": 40
+		},
+		"innerBlocks": [
+			{
+				"blockName": "core/paragraph",
+				"attrs": {
+					"align": "center",
+					"placeholder": "Write title…",
+					"fontSize": "large"
+				},
+				"innerBlocks": [],
+				"innerHTML": "\n        <p class=\"has-text-align-center has-large-font-size\">\n                Guten Berg!\n        </p>\n    ",
+				"innerContent": [
+					"\n        <p class=\"has-text-align-center has-large-font-size\">\n                Guten Berg!\n        </p>\n    "
+				]
+			}
+		],
+		"innerHTML": "\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"has-background-dim-40 wp-block-cover__gradient-background has-background-dim\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n    <div class=\"wp-block-cover__inner-container\">\n        \n    </div>\n</div>\n",
+		"innerContent": [
+			"\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"has-background-dim-40 wp-block-cover__gradient-background has-background-dim\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n    <div class=\"wp-block-cover__inner-container\">\n        ",
+			null,
+			"\n    </div>\n</div>\n"
+		]
+	}
+]
diff --git a/test/integration/fixtures/blocks/core__cover__deprecated-8.serialized.html b/test/integration/fixtures/blocks/core__cover__deprecated-8.serialized.html
new file mode 100644
index 00000000000000..fd99791a8e5247
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__deprecated-8.serialized.html
@@ -0,0 +1,7 @@
+<!-- wp:cover {"url":"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=","dimRatio":40} -->
+<div class="wp-block-cover"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-40 has-background-dim"></span><img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<p class="has-text-align-center has-large-font-size">
+                Guten Berg!
+        </p>
+<!-- /wp:paragraph --></div></div>
+<!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-custom.html b/test/integration/fixtures/blocks/core__cover__gradient-custom.html
new file mode 100644
index 00000000000000..fd0a8517357857
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__gradient-custom.html
@@ -0,0 +1,10 @@
+<!-- wp:cover {"customGradient":"linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)"} -->
+<div class="wp-block-cover">
+	<span aria-hidden="true" class="wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient" style="background:linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)"></span>
+	<div class="wp-block-cover__inner-container">
+		<!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+		<p class="has-text-align-center has-large-font-size">Cover!</p>
+		<!-- /wp:paragraph -->
+	</div>
+</div>
+<!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-custom.json b/test/integration/fixtures/blocks/core__cover__gradient-custom.json
new file mode 100644
index 00000000000000..b1f9b2bcd1358b
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__gradient-custom.json
@@ -0,0 +1,33 @@
+[
+	{
+		"clientId": "_clientId_0",
+		"name": "core/cover",
+		"isValid": true,
+		"attributes": {
+			"alt": "",
+			"hasParallax": false,
+			"isRepeated": false,
+			"dimRatio": 100,
+			"backgroundType": "image",
+			"customGradient": "linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)",
+			"isDark": true
+		},
+		"innerBlocks": [
+			{
+				"clientId": "_clientId_0",
+				"name": "core/paragraph",
+				"isValid": true,
+				"attributes": {
+					"align": "center",
+					"content": "Cover!",
+					"dropCap": false,
+					"placeholder": "Write title…",
+					"fontSize": "large"
+				},
+				"innerBlocks": [],
+				"originalContent": "<p class=\"has-text-align-center has-large-font-size\">Cover!</p>"
+			}
+		],
+		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient\" style=\"background:linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
+	}
+]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-custom.parsed.json b/test/integration/fixtures/blocks/core__cover__gradient-custom.parsed.json
new file mode 100644
index 00000000000000..53f6fc55fb2777
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__gradient-custom.parsed.json
@@ -0,0 +1,29 @@
+[
+	{
+		"blockName": "core/cover",
+		"attrs": {
+			"customGradient": "linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)"
+		},
+		"innerBlocks": [
+			{
+				"blockName": "core/paragraph",
+				"attrs": {
+					"align": "center",
+					"placeholder": "Write title…",
+					"fontSize": "large"
+				},
+				"innerBlocks": [],
+				"innerHTML": "\n\t\t<p class=\"has-text-align-center has-large-font-size\">Cover!</p>\n\t\t",
+				"innerContent": [
+					"\n\t\t<p class=\"has-text-align-center has-large-font-size\">Cover!</p>\n\t\t"
+				]
+			}
+		],
+		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient\" style=\"background:linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
+		"innerContent": [
+			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient\" style=\"background:linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
+			null,
+			"\n\t</div>\n</div>\n"
+		]
+	}
+]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-custom.serialized.html b/test/integration/fixtures/blocks/core__cover__gradient-custom.serialized.html
new file mode 100644
index 00000000000000..a6ea10215b7a1b
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__gradient-custom.serialized.html
@@ -0,0 +1,5 @@
+<!-- wp:cover {"customGradient":"linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)"} -->
+<div class="wp-block-cover"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient" style="background:linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)"></span><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<p class="has-text-align-center has-large-font-size">Cover!</p>
+<!-- /wp:paragraph --></div></div>
+<!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-image.html b/test/integration/fixtures/blocks/core__cover__gradient-image.html
index bd72d791a2a08e..dba861ef5bf3f3 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient-image.html
+++ b/test/integration/fixtures/blocks/core__cover__gradient-image.html
@@ -1,7 +1,7 @@
 <!-- wp:cover {"url":"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=","dimRatio":30,"customGradient":"linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)"} -->
 <div class="wp-block-cover">
-	<span aria-hidden="true" class="has-background-dim-30 wp-block-cover__gradient-background has-background-gradient has-background-dim" style="background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)"></span>
-	<img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/>
+    <span aria-hidden="true" class="wp-block-cover__background has-background-dim-30 has-background-dim wp-block-cover__gradient-background has-background-gradient" style="background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)"></span>
+    <img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/>
 	<div class="wp-block-cover__inner-container">
 		<!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 		<p class="has-text-align-center has-large-font-size"> Cover! </p>
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-image.json b/test/integration/fixtures/blocks/core__cover__gradient-image.json
index b02fcb5caaca35..b74558293f8ef7 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient-image.json
+++ b/test/integration/fixtures/blocks/core__cover__gradient-image.json
@@ -29,6 +29,6 @@
 				"originalContent": "<p class=\"has-text-align-center has-large-font-size\"> Cover! </p>"
 			}
 		],
-		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-30 wp-block-cover__gradient-background has-background-gradient has-background-dim\" style=\"background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)\"></span>\n\t<img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
+		"originalContent": "<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-30 has-background-dim wp-block-cover__gradient-background has-background-gradient\" style=\"background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
 	}
 ]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-image.parsed.json b/test/integration/fixtures/blocks/core__cover__gradient-image.parsed.json
index e03c3b8cd41bb5..e5e97653e27459 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient-image.parsed.json
+++ b/test/integration/fixtures/blocks/core__cover__gradient-image.parsed.json
@@ -21,9 +21,9 @@
 				]
 			}
 		],
-		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-30 wp-block-cover__gradient-background has-background-gradient has-background-dim\" style=\"background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)\"></span>\n\t<img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
+		"innerHTML": "\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-30 has-background-dim wp-block-cover__gradient-background has-background-gradient\" style=\"background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
 		"innerContent": [
-			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-30 wp-block-cover__gradient-background has-background-gradient has-background-dim\" style=\"background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)\"></span>\n\t<img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
+			"\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-30 has-background-dim wp-block-cover__gradient-background has-background-gradient\" style=\"background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)\"></span>\n    <img class=\"wp-block-cover__image-background\" alt=\"\" src=\"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=\" data-object-fit=\"cover\"/>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
 			null,
 			"\n\t</div>\n</div>\n"
 		]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-image.serialized.html b/test/integration/fixtures/blocks/core__cover__gradient-image.serialized.html
index 6c07b2fe0952a8..135949383f712c 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient-image.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__gradient-image.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=","dimRatio":30,"customGradient":"linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)"} -->
-<div class="wp-block-cover"><span aria-hidden="true" class="has-background-dim-30 wp-block-cover__gradient-background has-background-dim has-background-gradient" style="background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)"></span><img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-30 has-background-dim wp-block-cover__gradient-background has-background-gradient" style="background:linear-gradient(135deg,rgba(0,208,132,1) 0%,rgba(6,147,227,1) 100%)"></span><img class="wp-block-cover__image-background" alt="" src="data:image/jpeg;base64,/9j/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=" data-object-fit="cover"/><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size"> Cover! </p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-video.html b/test/integration/fixtures/blocks/core__cover__gradient-video.html
index e4b0eb1323cf3c..1081afe2518b3a 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient-video.html
+++ b/test/integration/fixtures/blocks/core__cover__gradient-video.html
@@ -1,6 +1,6 @@
 <!-- wp:cover {"url":"data:video/mp4;base64,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","dimRatio":70,"backgroundType":"video","customGradient":"linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)"} -->
 <div class="wp-block-cover">
-	<span aria-hidden="true" class="has-background-dim-70 wp-block-cover__gradient-background has-background-dim has-background-gradient" style="background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)"></span>
+	<span aria-hidden="true" class="wp-block-cover__background has-background-dim-70 has-background-dim wp-block-cover__gradient-background has-background-gradient" style="background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)"></span>
 	<video class="wp-block-cover__video-background intrinsic-ignore" autoplay muted loop playsinline src="data:video/mp4;base64,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" data-object-fit="cover"></video>
 	<div class="wp-block-cover__inner-container">
 		<!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-video.json b/test/integration/fixtures/blocks/core__cover__gradient-video.json
index c256b78cc8c494..2927872b3d0e5c 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient-video.json
+++ b/test/integration/fixtures/blocks/core__cover__gradient-video.json
@@ -29,6 +29,6 @@
 				"originalContent": "<p class=\"has-text-align-center has-large-font-size\">Cover!</p>"
 			}
 		],
-		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-70 wp-block-cover__gradient-background has-background-dim has-background-gradient\" style=\"background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
+		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-70 has-background-dim wp-block-cover__gradient-background has-background-gradient\" style=\"background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
 	}
 ]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-video.parsed.json b/test/integration/fixtures/blocks/core__cover__gradient-video.parsed.json
index 919ef20eaeadee..8ad72c9c549b24 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient-video.parsed.json
+++ b/test/integration/fixtures/blocks/core__cover__gradient-video.parsed.json
@@ -22,9 +22,9 @@
 				]
 			}
 		],
-		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-70 wp-block-cover__gradient-background has-background-dim has-background-gradient\" style=\"background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
+		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-70 has-background-dim wp-block-cover__gradient-background has-background-gradient\" style=\"background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
 		"innerContent": [
-			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-70 wp-block-cover__gradient-background has-background-dim has-background-gradient\" style=\"background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
+			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-70 has-background-dim wp-block-cover__gradient-background has-background-gradient\" style=\"background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
 			null,
 			"\n\t</div>\n</div>\n"
 		]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient-video.serialized.html b/test/integration/fixtures/blocks/core__cover__gradient-video.serialized.html
index d78c838b5a1022..417d8666481dcd 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient-video.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__gradient-video.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:video/mp4;base64,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","dimRatio":70,"backgroundType":"video","customGradient":"linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)"} -->
-<div class="wp-block-cover"><span aria-hidden="true" class="has-background-dim-70 wp-block-cover__gradient-background has-background-dim has-background-gradient" style="background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)"></span><video class="wp-block-cover__video-background intrinsic-ignore" autoplay muted loop playsinline src="data:video/mp4;base64,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" data-object-fit="cover"></video><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-70 has-background-dim wp-block-cover__gradient-background has-background-gradient" style="background:linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%)"></span><video class="wp-block-cover__video-background intrinsic-ignore" autoplay muted loop playsinline src="data:video/mp4;base64,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" data-object-fit="cover"></video><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size">Cover!</p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__gradient.html b/test/integration/fixtures/blocks/core__cover__gradient.html
index 8bd16152d5bb13..7b20b808c461c3 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient.html
+++ b/test/integration/fixtures/blocks/core__cover__gradient.html
@@ -1,6 +1,6 @@
-<!-- wp:cover {"customGradient":"linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)"} -->
-<div class="wp-block-cover">
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+<!-- wp:cover {"gradient":"luminous-dusk","isDark":false} -->
+<div class="wp-block-cover is-light">
+    <span aria-hidden="true" class="wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient has-luminous-dusk-gradient-background"></span>
 	<div class="wp-block-cover__inner-container">
 		<!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 		<p class="has-text-align-center has-large-font-size">Cover!</p>
diff --git a/test/integration/fixtures/blocks/core__cover__gradient.json b/test/integration/fixtures/blocks/core__cover__gradient.json
index fd0e0f59dedcec..d67fbb6cf2979d 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient.json
+++ b/test/integration/fixtures/blocks/core__cover__gradient.json
@@ -9,8 +9,8 @@
 			"isRepeated": false,
 			"dimRatio": 100,
 			"backgroundType": "image",
-			"customGradient": "linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)",
-			"isDark": true
+			"gradient": "luminous-dusk",
+			"isDark": false
 		},
 		"innerBlocks": [
 			{
@@ -28,6 +28,6 @@
 				"originalContent": "<p class=\"has-text-align-center has-large-font-size\">Cover!</p>"
 			}
 		],
-		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-100 wp-block-cover__gradient-background has-background-dim has-background-gradient\" style=\"background:linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
+		"originalContent": "<div class=\"wp-block-cover is-light\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient has-luminous-dusk-gradient-background\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
 	}
 ]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient.parsed.json b/test/integration/fixtures/blocks/core__cover__gradient.parsed.json
index b0f8d37f9e5b44..d6f084f048d856 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient.parsed.json
+++ b/test/integration/fixtures/blocks/core__cover__gradient.parsed.json
@@ -2,7 +2,8 @@
 	{
 		"blockName": "core/cover",
 		"attrs": {
-			"customGradient": "linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)"
+			"gradient": "luminous-dusk",
+			"isDark": false
 		},
 		"innerBlocks": [
 			{
@@ -19,9 +20,9 @@
 				]
 			}
 		],
-		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-100 wp-block-cover__gradient-background has-background-dim has-background-gradient\" style=\"background:linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
+		"innerHTML": "\n<div class=\"wp-block-cover is-light\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient has-luminous-dusk-gradient-background\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
 		"innerContent": [
-			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-100 wp-block-cover__gradient-background has-background-dim has-background-gradient\" style=\"background:linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
+			"\n<div class=\"wp-block-cover is-light\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient has-luminous-dusk-gradient-background\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
 			null,
 			"\n\t</div>\n</div>\n"
 		]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient.serialized.html b/test/integration/fixtures/blocks/core__cover__gradient.serialized.html
index 31aedff636c24d..12f535f03d091a 100644
--- a/test/integration/fixtures/blocks/core__cover__gradient.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__gradient.serialized.html
@@ -1,5 +1,5 @@
-<!-- wp:cover {"customGradient":"linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)"} -->
-<div class="wp-block-cover"><span aria-hidden="true" class="has-background-dim-100 wp-block-cover__gradient-background has-background-dim has-background-gradient" style="background:linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%)"></span><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<!-- wp:cover {"gradient":"luminous-dusk","isDark":false} -->
+<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient has-luminous-dusk-gradient-background"></span><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size">Cover!</p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.html b/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.html
new file mode 100644
index 00000000000000..410e84051946c4
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.html
@@ -0,0 +1,10 @@
+<!-- wp:cover {"gradient":"luminous-dusk","isDark":false} -->
+<div class="wp-block-cover">
+    <span aria-hidden="true" class="has-background-dim-100 wp-block-cover__gradient-background has-luminous-dusk-gradient-background has-background-dim has-background-gradient has-luminous-dusk-gradient-background"></span>
+	<div class="wp-block-cover__inner-container">
+		<!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+		<p class="has-text-align-center has-large-font-size">Cover!</p>
+		<!-- /wp:paragraph -->
+	</div>
+</div>
+<!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.json b/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.json
new file mode 100644
index 00000000000000..9df0733233d6b5
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.json
@@ -0,0 +1,33 @@
+[
+	{
+		"clientId": "_clientId_0",
+		"name": "core/cover",
+		"isValid": false,
+		"attributes": {
+			"alt": "",
+			"hasParallax": false,
+			"isRepeated": false,
+			"dimRatio": 100,
+			"backgroundType": "image",
+			"gradient": "luminous-dusk",
+			"isDark": false
+		},
+		"innerBlocks": [
+			{
+				"clientId": "_clientId_0",
+				"name": "core/paragraph",
+				"isValid": true,
+				"attributes": {
+					"align": "center",
+					"content": "Cover!",
+					"dropCap": false,
+					"placeholder": "Write title…",
+					"fontSize": "large"
+				},
+				"innerBlocks": [],
+				"originalContent": "<p class=\"has-text-align-center has-large-font-size\">Cover!</p>"
+			}
+		],
+		"originalContent": "<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"has-background-dim-100 wp-block-cover__gradient-background has-luminous-dusk-gradient-background has-background-dim has-background-gradient has-luminous-dusk-gradient-background\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
+	}
+]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.parsed.json b/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.parsed.json
new file mode 100644
index 00000000000000..28bb491d166cb5
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.parsed.json
@@ -0,0 +1,30 @@
+[
+	{
+		"blockName": "core/cover",
+		"attrs": {
+			"gradient": "luminous-dusk",
+			"isDark": false
+		},
+		"innerBlocks": [
+			{
+				"blockName": "core/paragraph",
+				"attrs": {
+					"align": "center",
+					"placeholder": "Write title…",
+					"fontSize": "large"
+				},
+				"innerBlocks": [],
+				"innerHTML": "\n\t\t<p class=\"has-text-align-center has-large-font-size\">Cover!</p>\n\t\t",
+				"innerContent": [
+					"\n\t\t<p class=\"has-text-align-center has-large-font-size\">Cover!</p>\n\t\t"
+				]
+			}
+		],
+		"innerHTML": "\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"has-background-dim-100 wp-block-cover__gradient-background has-luminous-dusk-gradient-background has-background-dim has-background-gradient has-luminous-dusk-gradient-background\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
+		"innerContent": [
+			"\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"has-background-dim-100 wp-block-cover__gradient-background has-luminous-dusk-gradient-background has-background-dim has-background-gradient has-luminous-dusk-gradient-background\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
+			null,
+			"\n\t</div>\n</div>\n"
+		]
+	}
+]
diff --git a/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.serialized.html b/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.serialized.html
new file mode 100644
index 00000000000000..12f535f03d091a
--- /dev/null
+++ b/test/integration/fixtures/blocks/core__cover__gradient__deprecated-8.serialized.html
@@ -0,0 +1,5 @@
+<!-- wp:cover {"gradient":"luminous-dusk","isDark":false} -->
+<div class="wp-block-cover is-light"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-100 has-background-dim has-background-gradient has-luminous-dusk-gradient-background"></span><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<p class="has-text-align-center has-large-font-size">Cover!</p>
+<!-- /wp:paragraph --></div></div>
+<!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__solid-color.html b/test/integration/fixtures/blocks/core__cover__solid-color.html
index d08b70dfb3d791..2b280936af63be 100644
--- a/test/integration/fixtures/blocks/core__cover__solid-color.html
+++ b/test/integration/fixtures/blocks/core__cover__solid-color.html
@@ -1,6 +1,6 @@
 <!-- wp:cover {"overlayColor":"primary"} -->
 <div class="wp-block-cover">
-	<span aria-hidden="true" class="has-primary-background-color has-background-dim-100 wp-block-cover__gradient-background has-background-dim"></span>
+    <span aria-hidden="true" class="wp-block-cover__background has-primary-background-color has-background-dim-100 has-background-dim"></span>
 	<div class="wp-block-cover__inner-container">
 		<!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 		<p class="has-text-align-center has-large-font-size"></p>
diff --git a/test/integration/fixtures/blocks/core__cover__solid-color.json b/test/integration/fixtures/blocks/core__cover__solid-color.json
index c170062fdb975d..9eb5c4df724651 100644
--- a/test/integration/fixtures/blocks/core__cover__solid-color.json
+++ b/test/integration/fixtures/blocks/core__cover__solid-color.json
@@ -28,6 +28,6 @@
 				"originalContent": "<p class=\"has-text-align-center has-large-font-size\"></p>"
 			}
 		],
-		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-primary-background-color has-background-dim-100 wp-block-cover__gradient-background has-background-dim\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
+		"originalContent": "<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-primary-background-color has-background-dim-100 has-background-dim\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
 	}
 ]
diff --git a/test/integration/fixtures/blocks/core__cover__solid-color.parsed.json b/test/integration/fixtures/blocks/core__cover__solid-color.parsed.json
index 9be3bb3d0db3a9..98e28467d1ab5c 100644
--- a/test/integration/fixtures/blocks/core__cover__solid-color.parsed.json
+++ b/test/integration/fixtures/blocks/core__cover__solid-color.parsed.json
@@ -19,9 +19,9 @@
 				]
 			}
 		],
-		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-primary-background-color has-background-dim-100 wp-block-cover__gradient-background has-background-dim\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
+		"innerHTML": "\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-primary-background-color has-background-dim-100 has-background-dim\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
 		"innerContent": [
-			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-primary-background-color has-background-dim-100 wp-block-cover__gradient-background has-background-dim\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
+			"\n<div class=\"wp-block-cover\">\n    <span aria-hidden=\"true\" class=\"wp-block-cover__background has-primary-background-color has-background-dim-100 has-background-dim\"></span>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
 			null,
 			"\n\t</div>\n</div>\n"
 		]
diff --git a/test/integration/fixtures/blocks/core__cover__solid-color.serialized.html b/test/integration/fixtures/blocks/core__cover__solid-color.serialized.html
index d8532c71201774..4ac6a07e4769d0 100644
--- a/test/integration/fixtures/blocks/core__cover__solid-color.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__solid-color.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"overlayColor":"primary"} -->
-<div class="wp-block-cover"><span aria-hidden="true" class="has-primary-background-color has-background-dim-100 wp-block-cover__gradient-background has-background-dim"></span><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover"><span aria-hidden="true" class="wp-block-cover__background has-primary-background-color has-background-dim-100 has-background-dim"></span><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size"></p>
 <!-- /wp:paragraph --></div></div>
 <!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__video-overlay.html b/test/integration/fixtures/blocks/core__cover__video-overlay.html
index 4e6828cdfc78c3..3d78269821c152 100644
--- a/test/integration/fixtures/blocks/core__cover__video-overlay.html
+++ b/test/integration/fixtures/blocks/core__cover__video-overlay.html
@@ -1,6 +1,6 @@
 <!-- wp:cover {"url":"data:video/mp4;base64,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","dimRatio":10,"customOverlayColor":"#3615d9","backgroundType":"video"} -->
 <div class="wp-block-cover">
-	<span aria-hidden="true" class="has-background-dim-10 wp-block-cover__gradient-background has-background-dim" style="background-color:#3615d9"></span>
+	<span aria-hidden="true" class="wp-block-cover__background has-background-dim-10 has-background-dim" style="background-color:#3615d9"></span>
 	<video class="wp-block-cover__video-background intrinsic-ignore" autoplay muted loop playsinline src="data:video/mp4;base64,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" data-object-fit="cover"></video>
 	<div class="wp-block-cover__inner-container">
 		<!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
@@ -10,4 +10,4 @@
 		<!-- /wp:paragraph -->
 	</div>
 </div>
-<!-- /wp:cover -->
\ No newline at end of file
+<!-- /wp:cover -->
diff --git a/test/integration/fixtures/blocks/core__cover__video-overlay.json b/test/integration/fixtures/blocks/core__cover__video-overlay.json
index a9cc24589f4ae4..cd82ca0b88a08d 100644
--- a/test/integration/fixtures/blocks/core__cover__video-overlay.json
+++ b/test/integration/fixtures/blocks/core__cover__video-overlay.json
@@ -29,6 +29,6 @@
 				"originalContent": "<p class=\"has-text-align-center has-large-font-size\">\n\t\t\tGuten Berg!\n\t\t</p>"
 			}
 		],
-		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-10 wp-block-cover__gradient-background has-background-dim\" style=\"background-color:#3615d9\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
+		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-10 has-background-dim\" style=\"background-color:#3615d9\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
 	}
 ]
diff --git a/test/integration/fixtures/blocks/core__cover__video-overlay.parsed.json b/test/integration/fixtures/blocks/core__cover__video-overlay.parsed.json
index 00e871e84d25eb..c766000af56727 100644
--- a/test/integration/fixtures/blocks/core__cover__video-overlay.parsed.json
+++ b/test/integration/fixtures/blocks/core__cover__video-overlay.parsed.json
@@ -22,9 +22,9 @@
 				]
 			}
 		],
-		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-10 wp-block-cover__gradient-background has-background-dim\" style=\"background-color:#3615d9\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
+		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-10 has-background-dim\" style=\"background-color:#3615d9\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
 		"innerContent": [
-			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-10 wp-block-cover__gradient-background has-background-dim\" style=\"background-color:#3615d9\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
+			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-10 has-background-dim\" style=\"background-color:#3615d9\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,AAAAHGZ0eXBpc29tAAACAGlzb21pc28ybXA0MQAAAAhmcmVlAAAC721kYXQhEAUgpBv/wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA3pwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAcCEQBSCkG//AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADengAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAcAAAAsJtb292AAAAbG12aGQAAAAAAAAAAAAAAAAAAAPoAAAALwABAAABAAAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAAAB7HRyYWsAAABcdGtoZAAAAAMAAAAAAAAAAAAAAAIAAAAAAAAALwAAAAAAAAAAAAAAAQEAAAAAAQAAAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAACRlZHRzAAAAHGVsc3QAAAAAAAAAAQAAAC8AAAAAAAEAAAAAAWRtZGlhAAAAIG1kaGQAAAAAAAAAAAAAAAAAAKxEAAAIAFXEAAAAAAAtaGRscgAAAAAAAAAAc291bgAAAAAAAAAAAAAAAFNvdW5kSGFuZGxlcgAAAAEPbWluZgAAABBzbWhkAAAAAAAAAAAAAAAkZGluZgAAABxkcmVmAAAAAAAAAAEAAAAMdXJsIAAAAAEAAADTc3RibAAAAGdzdHNkAAAAAAAAAAEAAABXbXA0YQAAAAAAAAABAAAAAAAAAAAAAgAQAAAAAKxEAAAAAAAzZXNkcwAAAAADgICAIgACAASAgIAUQBUAAAAAAfQAAAHz+QWAgIACEhAGgICAAQIAAAAYc3R0cwAAAAAAAAABAAAAAgAABAAAAAAcc3RzYwAAAAAAAAABAAAAAQAAAAIAAAABAAAAHHN0c3oAAAAAAAAAAAAAAAIAAAFzAAABdAAAABRzdGNvAAAAAAAAAAEAAAAsAAAAYnVkdGEAAABabWV0YQAAAAAAAAAhaGRscgAAAAAAAAAAbWRpcmFwcGwAAAAAAAAAAAAAAAAtaWxzdAAAACWpdG9vAAAAHWRhdGEAAAABAAAAAExhdmY1Ni40MC4xMDE=\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
 			null,
 			"\n\t</div>\n</div>\n"
 		]
diff --git a/test/integration/fixtures/blocks/core__cover__video-overlay.serialized.html b/test/integration/fixtures/blocks/core__cover__video-overlay.serialized.html
index 9115273d4bc625..cf13928cd9d204 100644
--- a/test/integration/fixtures/blocks/core__cover__video-overlay.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__video-overlay.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:video/mp4;base64,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","dimRatio":10,"customOverlayColor":"#3615d9","backgroundType":"video"} -->
-<div class="wp-block-cover"><span aria-hidden="true" class="has-background-dim-10 wp-block-cover__gradient-background has-background-dim" style="background-color:#3615d9"></span><video class="wp-block-cover__video-background intrinsic-ignore" autoplay muted loop playsinline src="data:video/mp4;base64,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" data-object-fit="cover"></video><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-10 has-background-dim" style="background-color:#3615d9"></span><video class="wp-block-cover__video-background intrinsic-ignore" autoplay muted loop playsinline src="data:video/mp4;base64,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" data-object-fit="cover"></video><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size">
 			Guten Berg!
 		</p>
diff --git a/test/integration/fixtures/blocks/core__cover__video.html b/test/integration/fixtures/blocks/core__cover__video.html
index c262722884f28e..6dc5bfae8a15e4 100644
--- a/test/integration/fixtures/blocks/core__cover__video.html
+++ b/test/integration/fixtures/blocks/core__cover__video.html
@@ -1,6 +1,6 @@
 <!-- wp:cover {"url":"data:video/mp4;base64,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","dimRatio":40,"backgroundType":"video"} -->
 <div class="wp-block-cover">
-	<span aria-hidden="true" class="has-background-dim-40 wp-block-cover__gradient-background has-background-dim"></span>
+	<span aria-hidden="true" class="wp-block-cover__background has-background-dim-40 has-background-dim"></span>
 	<video class="wp-block-cover__video-background intrinsic-ignore" autoplay muted loop playsinline src="data:video/mp4;base64,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" data-object-fit="cover"></video>
 	<div class="wp-block-cover__inner-container">
 		<!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
diff --git a/test/integration/fixtures/blocks/core__cover__video.json b/test/integration/fixtures/blocks/core__cover__video.json
index 0e03ef9e6a5cef..4b81f7323ba6ed 100644
--- a/test/integration/fixtures/blocks/core__cover__video.json
+++ b/test/integration/fixtures/blocks/core__cover__video.json
@@ -28,6 +28,6 @@
 				"originalContent": "<p class=\"has-text-align-center has-large-font-size\">\n\t\t\tGuten Berg!\n\t\t</p>"
 			}
 		],
-		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-40 wp-block-cover__gradient-background has-background-dim\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
+		"originalContent": "<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-40 has-background-dim\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,AAAAHGZ0eXBpc29tAAACAGlzb21pc28ybXA0MQAAAAhmcmVlAAAC721kYXQhEAUgpBv/wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA3pwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAcCEQBSCkG//AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADengAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAcAAAAsJtb292AAAAbG12aGQAAAAAAAAAAAAAAAAAAAPoAAAALwABAAABAAAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAAAB7HRyYWsAAABcdGtoZAAAAAMAAAAAAAAAAAAAAAIAAAAAAAAALwAAAAAAAAAAAAAAAQEAAAAAAQAAAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAACRlZHRzAAAAHGVsc3QAAAAAAAAAAQAAAC8AAAAAAAEAAAAAAWRtZGlhAAAAIG1kaGQAAAAAAAAAAAAAAAAAAKxEAAAIAFXEAAAAAAAtaGRscgAAAAAAAAAAc291bgAAAAAAAAAAAAAAAFNvdW5kSGFuZGxlcgAAAAEPbWluZgAAABBzbWhkAAAAAAAAAAAAAAAkZGluZgAAABxkcmVmAAAAAAAAAAEAAAAMdXJsIAAAAAEAAADTc3RibAAAAGdzdHNkAAAAAAAAAAEAAABXbXA0YQAAAAAAAAABAAAAAAAAAAAAAgAQAAAAAKxEAAAAAAAzZXNkcwAAAAADgICAIgACAASAgIAUQBUAAAAAAfQAAAHz+QWAgIACEhAGgICAAQIAAAAYc3R0cwAAAAAAAAABAAAAAgAABAAAAAAcc3RzYwAAAAAAAAABAAAAAQAAAAIAAAABAAAAHHN0c3oAAAAAAAAAAAAAAAIAAAFzAAABdAAAABRzdGNvAAAAAAAAAAEAAAAsAAAAYnVkdGEAAABabWV0YQAAAAAAAAAhaGRscgAAAAAAAAAAbWRpcmFwcGwAAAAAAAAAAAAAAAAtaWxzdAAAACWpdG9vAAAAHWRhdGEAAAABAAAAAExhdmY1Ni40MC4xMDE=\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>"
 	}
 ]
diff --git a/test/integration/fixtures/blocks/core__cover__video.parsed.json b/test/integration/fixtures/blocks/core__cover__video.parsed.json
index d5a173779aec00..0ac0886db52f1f 100644
--- a/test/integration/fixtures/blocks/core__cover__video.parsed.json
+++ b/test/integration/fixtures/blocks/core__cover__video.parsed.json
@@ -21,9 +21,9 @@
 				]
 			}
 		],
-		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-40 wp-block-cover__gradient-background has-background-dim\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
+		"innerHTML": "\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-40 has-background-dim\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,AAAAHGZ0eXBpc29tAAACAGlzb21pc28ybXA0MQAAAAhmcmVlAAAC721kYXQhEAUgpBv/wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA3pwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAcCEQBSCkG//AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADengAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAcAAAAsJtb292AAAAbG12aGQAAAAAAAAAAAAAAAAAAAPoAAAALwABAAABAAAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAAAB7HRyYWsAAABcdGtoZAAAAAMAAAAAAAAAAAAAAAIAAAAAAAAALwAAAAAAAAAAAAAAAQEAAAAAAQAAAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAACRlZHRzAAAAHGVsc3QAAAAAAAAAAQAAAC8AAAAAAAEAAAAAAWRtZGlhAAAAIG1kaGQAAAAAAAAAAAAAAAAAAKxEAAAIAFXEAAAAAAAtaGRscgAAAAAAAAAAc291bgAAAAAAAAAAAAAAAFNvdW5kSGFuZGxlcgAAAAEPbWluZgAAABBzbWhkAAAAAAAAAAAAAAAkZGluZgAAABxkcmVmAAAAAAAAAAEAAAAMdXJsIAAAAAEAAADTc3RibAAAAGdzdHNkAAAAAAAAAAEAAABXbXA0YQAAAAAAAAABAAAAAAAAAAAAAgAQAAAAAKxEAAAAAAAzZXNkcwAAAAADgICAIgACAASAgIAUQBUAAAAAAfQAAAHz+QWAgIACEhAGgICAAQIAAAAYc3R0cwAAAAAAAAABAAAAAgAABAAAAAAcc3RzYwAAAAAAAAABAAAAAQAAAAIAAAABAAAAHHN0c3oAAAAAAAAAAAAAAAIAAAFzAAABdAAAABRzdGNvAAAAAAAAAAEAAAAsAAAAYnVkdGEAAABabWV0YQAAAAAAAAAhaGRscgAAAAAAAAAAbWRpcmFwcGwAAAAAAAAAAAAAAAAtaWxzdAAAACWpdG9vAAAAHWRhdGEAAAABAAAAAExhdmY1Ni40MC4xMDE=\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t\n\t</div>\n</div>\n",
 		"innerContent": [
-			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"has-background-dim-40 wp-block-cover__gradient-background has-background-dim\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
+			"\n<div class=\"wp-block-cover\">\n\t<span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-40 has-background-dim\"></span>\n\t<video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"data:video/mp4;base64,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\" data-object-fit=\"cover\"></video>\n\t<div class=\"wp-block-cover__inner-container\">\n\t\t",
 			null,
 			"\n\t</div>\n</div>\n"
 		]
diff --git a/test/integration/fixtures/blocks/core__cover__video.serialized.html b/test/integration/fixtures/blocks/core__cover__video.serialized.html
index 7e3a6c16b14e82..0fb6cbf9e1266e 100644
--- a/test/integration/fixtures/blocks/core__cover__video.serialized.html
+++ b/test/integration/fixtures/blocks/core__cover__video.serialized.html
@@ -1,5 +1,5 @@
 <!-- wp:cover {"url":"data:video/mp4;base64,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","dimRatio":40,"backgroundType":"video"} -->
-<div class="wp-block-cover"><span aria-hidden="true" class="has-background-dim-40 wp-block-cover__gradient-background has-background-dim"></span><video class="wp-block-cover__video-background intrinsic-ignore" autoplay muted loop playsinline src="data:video/mp4;base64,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" data-object-fit="cover"></video><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
+<div class="wp-block-cover"><span aria-hidden="true" class="wp-block-cover__background has-background-dim-40 has-background-dim"></span><video class="wp-block-cover__video-background intrinsic-ignore" autoplay muted loop playsinline src="data:video/mp4;base64,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" data-object-fit="cover"></video><div class="wp-block-cover__inner-container"><!-- wp:paragraph {"align":"center","placeholder":"Write title…","fontSize":"large"} -->
 <p class="has-text-align-center has-large-font-size">
 			Guten Berg!
 		</p>