diff --git a/components/transfer/style/index.less b/components/transfer/style/index.less
index 3cc5e26127..8045d2e6ff 100644
--- a/components/transfer/style/index.less
+++ b/components/transfer/style/index.less
@@ -133,15 +133,14 @@
     vertical-align: middle;
 
     .@{ant-prefix}-btn {
-      float: left;
-      clear: both;
+      display: block;
 
       &:first-child {
         margin-bottom: 4px;
       }
 
       .@{iconfont-css-prefix} {
-        .iconfont-size-under-12px(8px);
+        .iconfont-size-under-12px(10px);
       }
     }
   }