diff --git a/web/src/ui/menu/css/ContextMenu.css b/web/src/ui/menu/css/ContextMenu.css
index 03a3da731d2e96dd826d40af00a5c1524f41cb14..e3934a1e03a5905a5af42c7a1da4ea9c48995def 100644
--- a/web/src/ui/menu/css/ContextMenu.css
+++ b/web/src/ui/menu/css/ContextMenu.css
@@ -1,7 +1,8 @@
 .ContextMenu {
     font: 13px 'Microsoft YaHei';
     color: rgb(0, 0, 0);
-    background: rgb(240, 240, 240);
+    /*background: rgb(240, 240, 240);*/
+    background-color: rgba(51, 51, 51, 100);
     margin: 0;
     padding: 0;
     border: 1px solid rgb(195, 195, 195);