nav{display:flex;position:fixed;left:0;right:0;bottom:0;height:80px;justify-content:center;background-color:#c0c0c09a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}nav a{display:block;padding:12px;margin:0 12px;text-decoration:none;color:#000}nav a.active{background:#fff}nav a .icon{display:block;margin:0 auto 8px}