diff --git a/assets/style.css b/assets/style.css
index bf14160..44951fe 100644
--- a/assets/style.css
+++ b/assets/style.css
@@ -138,7 +138,7 @@ ul.navpage_list
     margin-top:10px;
     max-height:0;
     overflow:hidden;
-    position:relative;
+    position:fixed;
     transition:max-height .3s ease, border .325s ease;
     z-index:2;
 }