diff --git a/static/css/style.css b/static/css/style.css
index 69cf5e4..49a6297 100644
--- a/static/css/style.css
+++ b/static/css/style.css
@@ -93,7 +93,7 @@ a.not(.anchor):focus {
 	width: 100%;
 	line-height: var(--navigation-height);
 	background-color: var(--background-color);
-	z-index: 100;
+	z-index: 90;
 }
 #navigation a {
 	padding: 1em;