diff --git a/src/ui/zabapgit_css_common.w3mi.data.css b/src/ui/zabapgit_css_common.w3mi.data.css
index 1b111a4cc..a2241bbfa 100644
--- a/src/ui/zabapgit_css_common.w3mi.data.css
+++ b/src/ui/zabapgit_css_common.w3mi.data.css
@@ -755,6 +755,8 @@ div.tutorial h2 { font-size: 14pt;}
   z-index: 1;
   padding: 0;
   box-shadow: 1px 1px 3px 0px #bbb;
+  max-height: 700px;
+  overflow: auto;
 }
 
 .nav-container ul ul li {
@@ -1569,4 +1571,4 @@ settings_tab tr:first-child td { border-top: 0px; }
 .toolbar-light a:first-child {
   padding-left: 0;
   border-left: none;
-}
\ No newline at end of file
+}