.head{
    width: 100%;
    height: 130px;
    /* background: url('../images/head_bg.png') repeat-y; */
    background-color: #FFFFFF;
    border-top: 5px solid #2F85DA;
}
.logo{
    position: relative;
    top: 35px;
    left: 0;
}
.logo img{
    width: 377px;
}
.quick_access{
    position: absolute;
    top: 30px;
    width: 100%;
}
.quick_access div{
    float: right;
    font-size: 14px;
    padding: 0 0 0 20px;
}
.quick_access div a{
    color: #999999;
}
.quick_access div a:hover{
    color: #17526F;
}
.search{
    position: absolute;
    width: 250px;
    border: 1px solid #999999;
    border-radius: 35px;
    height: 35px;
    line-height: 35px;
    background: #ffffff;
    top: 70px;
    right: 0;
}
.search input[type="text"]{
    border: none;
    background: none;
    padding-left: 8px;
    font-size: 14px;
    height: 30px;
    width: 200px;
}
.search input[type="image"]{
    position: absolute;
}
.search_sub{
    position: absolute;
    width: 35px;
    top: 5px;
    right: 0;
    cursor: pointer;
}
/* 导航 */
.nav-bg{
    width: 100%;
}
.nav{
    z-index: 999;
    width: 100%;
    height: 70px;
    /* background: url('../images/nav_bg.png') repeat-y; */
    backdrop-filter: saturate(180%) blur(20px);
    background-color: rgba(47, 133, 218, 0.7);
    position: absolute;
    top: 0;
}
.nav-cell{
    width: 1220px;
    height: 70px;
}
.nav-cell li{
    z-index: 999;
    position: relative;
    float: left;
    /* width: calc(100% / 11); */
    padding: 0 10px;
}
.nav-cell a{
    float: left;
    display: block;
    width: 100%;
    height: 70px;
    line-height: 70px;
    color: #FFFFFF;
    text-align: center;
}
/* .nav-cell a:hover{
    background: #73A6C2;
} */
.nav-cell .subnav{
    display: none;
    position: absolute;
    width: 100%;
    top: 70px;
    background: #2F85DA;
    left: 0;
}
.subnav a{
    position: relative;
}
.subnav a:hover{
    background: #419bf7;
}
.nav-item-title {
    margin-top: 10px;
}
.nav-item-title span{
    display: block;
    height: 25px;
    line-height: 25px;
}
.nav-item-title .en{
    font-size: 12px;
}

.n_3{
    min-width: 90px;
}
.n_4{
    min-width: 86px;
}
.n_5{
    min-width: 145px;
}
.n_6{
    min-width: 140px;
}
.n_7{
    min-width: 105px;
}
.n_8{
    min-width: 78px;
}