perf: menu transition

tangjinzhou · tangjinzhou · commit 5a4d5ff6a73a · 2020-07-01T18:23:50.000+08:00
diff --git a/components/menu/style/index.less b/components/menu/style/index.less
@@ -15,7 +15,7 @@
   background: @menu-bg;
   outline: none;
   box-shadow: @box-shadow-base;
-  transition: background 0.3s, width 0.2s;
+  transition: background 0.3s, width 0.3s cubic-bezier(0.2, 0, 0, 1) 0s;
   .clearfix;
 
   ul,
