nav bar breakpoint changed medium to large - this is the one that works

vue-theme/src/components/navigation/navigation.vue

@@ -134,8 +134,8 @@ nav.main
                     color: $cia_black
                     padding: $ms--1
 
-
-    @media (--medium-viewport)
+    /* large works not medium*/
+    @media (--large-viewport)
         .menu
             display: flex
             justify-content: center