diff --git a/test_data/src/style/common.css b/test_data/src/style/common.css
index 7d41ec4..2e1f672 100644
--- a/test_data/src/style/common.css
+++ b/test_data/src/style/common.css
@@ -308,7 +308,7 @@
           z-index: 10;
           left: 100px;
           height: calc(100% - 200px);
-          overflow-y: scroll;
+          overflow-y: auto;
         }
 
         div#fragment_wrapper {