.topNav {
    height: 100px;
    width: 100%;
    position: absolute;
    left: 0;
    top: 0;
    overflow: hidden;
    z-index: 99;
}

.navMain {
    width: 100%;
    margin: 0 auto;
    height: 52px;
    position: relative;
}

.navIndex {
    width: 100%;
    height: 81px;
    margin: 0 auto;
}

.navIndex ul {
    float: right;
}

.navIndex li {
    float: left;
    height: 65px;
}

.n01, .n02, .n03, .n04 {
    margin-right: 35px;
}

.n01 a, .n02 a, .n03, .n04 a {
    display: block;
    height: 76px;
    line-height: 76px;
    color: #7d7d7d;
    font-size: 17px;
    font-weight: bold;
}

/*.n01 a, .n02 a, .n03 a {
    width: 90px;
}

.n04 a {
    width: 80px;
}*/

.n01 a:hover, .n02 a:hover, .n03 a:hover, .n04 a:hover {
    color: #2a6496
}