nav {margin:0;display:inline-block;width:200px;overflow:auto;text-align:center}
nav a {margin:2px 30px;display:block;color:#333}
nav a:nth-of-type(n+2) {font-size:13px}
nav a:first-of-type {font-size:19px;font-weight:bold}
nav h3:hover,nav a:hover {cursor:zoom-in;color:#eee;background-color:#333;border-radius:5px}