diff --git a/wdn/templates_4.1/less/layouts/search.less b/wdn/templates_4.1/less/layouts/search.less
index 76e5632d1..43359f3b7 100644
--- a/wdn/templates_4.1/less/layouts/search.less
+++ b/wdn/templates_4.1/less/layouts/search.less
@@ -88,6 +88,7 @@
     button {
         display: block;
         position: absolute;
+        z-index: 1;
         padding: 0.422em;
         .rem(13);
         background-color: transparent;