#logo{
    width:600px;
    height:auto;}
.menu-nav {
    width: 100%;
    height: 46px;
    background: #00a0e9;
    float: left;
    position: relative;
    z-index: 1000;}
li.l1-nav:hover a.l1-nav, a.l1-nav:hover {
    color: #fff;
    background: #00a0e9;
    height: 46px;
    line-height: 46px;}
a.l2-nav {
    display: block;
    text-align: center;
    width: 100px;
    height: 40px;
    line-height: 40px;
    color: #fff;
    background: #00a0e9;
    text-decoration: none;
    font-size: 14px;}