diff --git a/assets/style.css b/assets/style.css
index 9a69d42..93c2208 100644
--- a/assets/style.css
+++ b/assets/style.css
@@ -216,7 +216,7 @@ ul.navpage_list
         display: flex;
     }
     #navsite_list {
-        display: none;
+        display: flex;
         position: fixed;
         flex-direction: column;
         width: 100%;