#nav {
        margin:00px auto;
        width:630px;
				
        }
    #nav ul {
        list-style:none;
        background-color:#64abfb;
        }
    #nav ul li {
        display:inline-block;
        line-height:44px;
        }
    #nav ul li a {
        margin:10px;
        color:#fff;
        padding:4px;
        font-size:20px;
        text-decoration:none;
        }
    #nav ul li a:hover {
        border-bottom:3px #FFF solid;
        }
    #nav ul li .active {
        border-bottom:3px #FFF solid;
        }