diff --git a/client/css/style.css b/client/css/style.css
index 16673295..30bceaaa 100644
--- a/client/css/style.css
+++ b/client/css/style.css
@@ -2635,6 +2635,7 @@ part/quit messages where we don't load previews (adds a blank line otherwise) */
 		right: 0;
 		transform: translateX(180px);
 		transition: transform 0.2s;
+		z-index: 1;
 	}
 
 	#viewport.userlist-open #chat .userlist {