diff --git a/src/layouts/default/tabs/index.less b/src/layouts/default/tabs/index.less
index e3440c04..ec172dc0 100644
--- a/src/layouts/default/tabs/index.less
+++ b/src/layouts/default/tabs/index.less
@@ -13,7 +13,7 @@ html[data-theme='light'] {
 .@{prefix-cls-default-layout}-out {
   &.ant-layout-auto-collapse-tabs {
     .@{prefix-cls} {
-      margin-top: -(@multiple-height + 2);
+      margin-top: -(@multiple-height);
       opacity: 0.1;
 
       &:hover,
@@ -70,9 +70,9 @@ html[data-theme='light'] {
 
         .ant-tabs-tab-remove {
           width: 8px;
-          height: 28px;
-          margin-right: -4px;
-          margin-left: 2px;
+          height: 40px;
+          margin-right: 1px;
+          margin-left: 1px;
           transition: none;
           opacity: 0;
           color: inherit;