diff --git a/site/theme/static/resource.less b/site/theme/static/resource.less
index 86ac51c85e..9c21a429c1 100644
--- a/site/theme/static/resource.less
+++ b/site/theme/static/resource.less
@@ -39,6 +39,7 @@
   display: flex;
   align-items: center;
   justify-content: center;
+  flex-shrink: 0;
   width: 130px;
 }