diff --git a/univcloud/static/css/style.css b/univcloud/static/css/style.css
index d37f470..a35b75a 100644
--- a/univcloud/static/css/style.css
+++ b/univcloud/static/css/style.css
@@ -143,6 +143,7 @@ iframe {
   width: 100%;
   height: 90%;
   border: 1px solid #888;
+  overflow-x: hidden;
 }
 
 #login {