diff --git a/resources/assets/statics/public/js/grapheditor/viewer.html b/resources/assets/statics/public/js/grapheditor/viewer.html
index d09f76b8..f3bf6ee8 100644
--- a/resources/assets/statics/public/js/grapheditor/viewer.html
+++ b/resources/assets/statics/public/js/grapheditor/viewer.html
@@ -14,6 +14,7 @@
             right: 0;
             top: 0;
             bottom: 0;
+            overflow: hidden;
             background: #ffffff;
         }
     </style>