diff --git a/htdocs/css/openwebrx.css b/htdocs/css/openwebrx.css
index 4a89dd9..1cd60b5 100644
--- a/htdocs/css/openwebrx.css
+++ b/htdocs/css/openwebrx.css
@@ -171,7 +171,7 @@ input[type=range]:focus::-ms-fill-upper
 	background-repeat: repeat-x;
 	background-size: cover;
     background-color: #444;
-    z-index: 10;
+    z-index: 1001;
 }
 
 #openwebrx-bookmarks-container