BCB: Add post comments styles

blank-canvas-blocks/experimental-theme.json

@@ -148,6 +148,14 @@
 						"text": "var(--wp--custom--color--foreground)",
 						"background": "transparent",
 						"boxShadow": "none"
+					},
+					"label": {
+						"typography": {
+							"fontSize": "var(--wp--preset--font-size--tiny)"
+						}
+					},
+					"typography": {
+						"fontSize": "var(--wp--preset--font-size--normal)"
 					}
 				},
 				"paragraph": {

blank-canvas-blocks/sass/blocks/_post-comments.scss

@@ -0,0 +1,16 @@
+@import 'button';
+
+.wp-block-post-comments {
+	.comment {
+		font-size: var(--wp--custom--form--typography--font-size);
+	}
+
+	label, .comment-meta {
+		font-size: var(--wp--custom--form--label--typography--font-size);
+	}
+
+	input[type="submit"], .reply a {
+		@include button-main-styles;
+		@include button-hover-styles;
+	}
+}

blank-canvas-blocks/sass/ponyfill.scss

@@ -16,6 +16,7 @@
 @import "blocks/navigation";
 @import "blocks/paragraph";
 @import "blocks/post-author";
+@import "blocks/post-comments";
 @import "blocks/pullquote";
 @import "blocks/quote";
 @import "blocks/search";