* {
    margin: 0;
    padding: 0;
    list-style-type: none;
}

div.nav {
    text-align: center;
    font-size: 18px;
    position: relative;
    margin: 0 auto 0 auto;
    z-index: 5;
}
ul.nav-main {
    width: 100%;
    height: 65px;
    list-style-type: none;
    display: inline-block;
    float: left;
}
ul.nav-main span {
    display: inline-block;
    font-size: 18px;
}
ul.nav-main a {
    width:150px;
    line-height: 65px;
    display: inline-block;
    color: #fff;
    text-decoration: none;
}
ul.nav-main li {
    width:150px;
    position: relative;
    height: 100%;
    display: block;
    float: left;
    background: none;
    color: #000;
    margin-right: 0;
    cursor: pointer;
    text-align: center;
    float: left;
}
ul.nav-main li:hover {
    background:  #ae3b3d;
    font-weight:bold;
}

div.hidden-box {
    width: 100%;
    border-top: 0;
    display: none;
    background:  #7b1c1d;
    position: absolute;
}
.hidden-box ul {
    list-style-type: none;
    color: #ccc;
    cursor: pointer;
}
.hidden-box ul li {
    width: 100%;
    height: 65px !important;
    line-height: 65px !important;
    display: inline-block;
    overflow: hidden;
    float: left;
}
.hidden-box ul li a {
    width: 100% !important;
    height: 65px !important;
    line-height: 65px !important;
    font-size: 16px;
    display: inline-block;
    overflow: hidden;
    color: #ffffff;
    text-decoration: none;
    font-weight: 400;
}
.hidden-box ul li a:hover {
    background: #ae3b3d;
    color:  #fff;
}
.hzwz {
    margin: 0 auto;
    position: relative;
}