diff --git a/index.css b/index.css
index dfd5912..3750279 100644
--- a/index.css
+++ b/index.css
@@ -89,7 +89,7 @@ button:focus-visible {
 }
 
 @media (min-width: 1281px) {
-  #nav_menu {
+  #nav-menu {
     display: none;
   }
 }