diff --git a/static/css/layout.css b/static/css/layout.css
index 91543848..95014ee6 100644
--- a/static/css/layout.css
+++ b/static/css/layout.css
@@ -356,7 +356,8 @@
     left: 0;
     z-index: 1000;
     display: none;
-    min-width: 230px;
+    min-width: max(100%, max-content);
+    width: max-content;
     padding: 5px 0;
     margin: 2px 0 0;
     font-size: 0.85em;