diff --git a/static/style.css b/static/style.css
index b913782..46be01c 100644
--- a/static/style.css
+++ b/static/style.css
@@ -833,7 +833,6 @@ body {
 
 /* 编辑模式下才显示的元素 */
 .edit-only { display: flex; }
-.btn-edit-toggle:not(#study-edit-toggle) { display: none; }
 
 /* 默认隐藏删除按钮 */
 .btn-del { display: none; }