Update nav.css

Author: weizhi-lin

assets/css/nav.css

@@ -54,16 +54,6 @@
 
 /* Responsive design adjustments for mobile */
 @media print, screen and (max-width: 960px) {
-    .topnav {
-        display: flex;
-        flex-direction: column; /* Stacks items vertically */
-        align-items: flex-start; /* Aligns items to the left */
-        width: 100%; /* Full width on mobile */
-        background-color: #ffffff; /* White background for the bar */
-        padding: 1px 0; /* Increased padding for thicker bar */
-        box-sizing: border-box; /* Ensures padding is included in width */
-    }
-
     .topnav #myLinks {
         display: none; /* Hidden by default on mobile */
         flex-direction: column; /* Stacks links vertically */