From df949e381ae624fd257983ad5d35b77d911a6a71 Mon Sep 17 00:00:00 2001
From: Tsuji Riya <tsuji.riya@gmail.com>
Date: Mon, 31 Aug 2026 13:48:13 +0900
Subject: [PATCH] fix: enable user selection for math static elements

---
 css/core.less                      | 2 --
 src/public/math-static-elements.ts | 2 ++
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/css/core.less b/css/core.less
index 27e8deacf..f44e3b26a 100644
--- a/css/core.less
+++ b/css/core.less
@@ -385,8 +385,6 @@
   white-space: nowrap;
 
   text-shadow: none;
-  -webkit-user-select: none;
-  user-select: none;
 
   width: min-content;
 
diff --git a/src/public/math-static-elements.ts b/src/public/math-static-elements.ts
index 9a2ef583e..ae34ce8d8 100644
--- a/src/public/math-static-elements.ts
+++ b/src/public/math-static-elements.ts
@@ -396,6 +396,8 @@ abstract class MathStaticElement extends HTMLElement {
       if (!this._mathMLContainer) {
         this._mathMLContainer = document.createElement('div');
         this._mathMLContainer.style.position = 'absolute';
+        this._mathMLContainer.style.webkitUserSelect = 'none';
+        this._mathMLContainer.style.userSelect = 'none';
         this._mathMLContainer.style.width = '1px';
         this._mathMLContainer.style.height = '1px';
         this._mathMLContainer.style.overflow = 'hidden';