diff --git a/core/themes/seven/css/components/dialog.theme.css b/core/themes/seven/css/components/dialog.theme.css
index 4fbe56b..a7f5b76 100644
--- a/core/themes/seven/css/components/dialog.theme.css
+++ b/core/themes/seven/css/components/dialog.theme.css
@@ -7,7 +7,7 @@
   border: 0;
   position: absolute;
   z-index: 1260;
-  overflow: visible;
+  overflow: hidden;
   padding: 0;
 }
 @media all and (max-width: 48em) { /* 768px */