From 41ec438df86306d393a588fbb473c3a53de16b7f Mon Sep 17 00:00:00 2001
From: Flrande <1978616327@qq.com>
Date: Wed, 21 May 2025 04:21:45 +0000
Subject: [PATCH] fix(editor): disable iframe border in code block preview
 (#12398)

<!-- This is an auto-generated comment: release notes by coderabbit.ai -->

## Summary by CodeRabbit

- **Style**
  - Updated the HTML preview to remove the border around the preview iframe for a cleaner appearance.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->
---
 .../view-extensions/code-block-preview/html-preview.ts           | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/frontend/core/src/blocksuite/view-extensions/code-block-preview/html-preview.ts b/packages/frontend/core/src/blocksuite/view-extensions/code-block-preview/html-preview.ts
index 4a390a15e..14f716c60 100644
--- a/packages/frontend/core/src/blocksuite/view-extensions/code-block-preview/html-preview.ts
+++ b/packages/frontend/core/src/blocksuite/view-extensions/code-block-preview/html-preview.ts
@@ -48,6 +48,7 @@ export class HTMLPreview extends SignalWatcher(WithDisposable(LitElement)) {
     .html-preview-iframe {
       width: 100%;
       height: 544px;
+      border: none;
     }
   `;