diff --git a/src/_assets/css/styles.css b/src/_assets/css/styles.css
index 2193899..95612f2 100644
--- a/src/_assets/css/styles.css
+++ b/src/_assets/css/styles.css
@@ -174,6 +174,7 @@ nav {
   .sidebar-contents {
     border-radius: 0;
     width: 100%;
+    z-index: 0;
   }
 
   .sidebar-contents>img{