ul#main-nav {z-index: 1000; font-family:helvetica,arial,sans-serif;margin:0;padding:0;float:left;width:100%;} ul#main-nav li {margin:0;padding:0;list-style:none;float:left;margin:0 0.3em 0 0;} ul#main-nav li a {text-decoration:none;display:block;padding:0.3em 0.6em;color:white;background:#036;border-bottom:0.5em solid #fff;} ul#main-nav li a:hover {background:#369;border-bottom:0.5em solid #036;}