diff --git a/src/popup/less/components.less b/src/popup/less/components.less
index 92a2b98037..2e5e108014 100644
--- a/src/popup/less/components.less
+++ b/src/popup/less/components.less
@@ -240,7 +240,11 @@
         z-index: 1;
 
         &:not(.pre) {
-            &:extend(.clearfix all);
+            &:after {
+                content: "";
+                display: table;
+                clear: both;
+            }
         }
 
         &.pre {
diff --git a/src/popup/less/popup.less b/src/popup/less/popup.less
index a62da846f9..370a20e0ec 100644
--- a/src/popup/less/popup.less
+++ b/src/popup/less/popup.less
@@ -41,8 +41,7 @@ body.sh {
     bottom: 0;
     left: 0;
     right: 0;
-    overflow-y: auto;
-    overflow-x: hidden;
+    overflow: auto;
     background-color: @background-color;
 
     &.content-tabs {