diff --git a/config-ui/src/index.css b/config-ui/src/index.css
index e87706c3002..c322bc785f7 100644
--- a/config-ui/src/index.css
+++ b/config-ui/src/index.css
@@ -66,3 +66,7 @@ p {
   font-size: 12px;
   color: #94959f;
 }
+
+#root {
+  height: 100vh;
+}
diff --git a/config-ui/src/routes/layout/layout.tsx b/config-ui/src/routes/layout/layout.tsx
index 95812908986..e0e1243115a 100644
--- a/config-ui/src/routes/layout/layout.tsx
+++ b/config-ui/src/routes/layout/layout.tsx
@@ -84,7 +84,7 @@ export const Layout = () => {
   }
 
   return (
-    <AntdLayout style={{ height: '100vh' }}>
+    <AntdLayout style={{ height: '100%', overflow: 'hidden' }}>
       <Helmet>
         <title>
           {title ? `${title} - ` : ''}