From a6325ed0e36f26d6f509f2f1950c9278e2c9fb67 Mon Sep 17 00:00:00 2001
From: Aaron Dodson <adodson@google.com>
Date: Mon, 16 Mar 2026 12:57:59 -0700
Subject: [PATCH] fix: Fix a bug that could cause menus to scroll incorrectly
 on mouseover (#9603)

* fix: Fix a bug that could cause menus to scroll incorrectly on mouseover

* refactor: Simplify CSS
---
 packages/blockly/core/css.ts | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/packages/blockly/core/css.ts b/packages/blockly/core/css.ts
index de9e682f8..c29f9f97c 100644
--- a/packages/blockly/core/css.ts
+++ b/packages/blockly/core/css.ts
@@ -452,17 +452,14 @@ input[type=number] {
 }
 
 /* State: selected/checked. */
-.blocklyMenuItemCheckbox {
-  height: 16px;
-  position: absolute;
-  width: 16px;
-}
-
 .blocklyMenuItemSelected .blocklyMenuItemCheckbox {
   background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px;
   float: left;
   margin-left: -24px;
+  width: 16px;
+  height: 16px;
   position: static;  /* Scroll with the menu. */
+  display: block;
 }
 
 .blocklyMenuItemRtl .blocklyMenuItemCheckbox {