.hide {
    display: none;
}

 .nav-box li.area-nav {
    padding: 0 12px;
}

 .nav-box li.area-nav .catalog-icon {
    transition: none;
    display: inline-block;
    position: relative;
    top: 1px;
    *top: -5px;
    left: 8px;
    margin-right: 10px;
    width: 16px;
    height: 12px;
    background: url(//a.mysteelcdn.com/common/mysteel/gangguan/images/gg_icon.png) 0 0;
}

 .nav-box li.area-nav .navigation-item-list a,
 .nav-box li.area-nav .navigation-item-title a {
    color: #333;
}

 .nav-box li.area-nav .navigation-item-list a:hover {
    color: #1758ab;
    text-decoration: underline;
}

 .nav-box li.area-nav .area-list .push-btn i {
    display: inline-block;
    *display: inline;
    zoom: 1;
    overflow: hidden;
    position: relative;
    z-index: 1;
    top: 1px;
    *top: -3px;
    width: 14px;
    height: 14px;
    background: url(//a.mysteelcdn.com/common/mysteel/gangguan/images/gg_icon.png) no-repeat 0 -76px;
    margin-left: 5px;
}

 .nav-box li.area-nav .area-list .push-btn i.up {
    background-position: 0 -94px;
}


 .nav-box li.hotline {
    overflow: hidden;
    position: absolute;
    z-index: 2;
    top: 7px;
    right: 10px;
    height: 26px;
    line-height: 26px;
    padding: 0 10px;
    color: #fff;
    border-radius: 20px;
    background: #0b4395;
}

 .nav-box .hotline .tel-ico {
    display: none;
    /* overflow: hidden;
    position: relative;
    z-index: 1;
    top: 2px;
    width: 15px;
    height: 14px;
    margin-right: 5px;
    background: url(//a.mysteelcdn.com/common/mysteel/gangcai/version_2021/images/common_icon.png?v=202112142000) no-repeat 0 -44px; */
}

 .nav-box li.hotline:hover {
    background: #0b4395;
}
 .nav-box li:hover > ul,
 .nav-box li:hover > div {
    display: block;
 }

.area-list {
    box-sizing: border-box;
    display: none;
    position: absolute;
    z-index: 999;
    top: 50px;
    left: 0;
    padding: 0 15px;
    width: 950px !important;
    height: auto !important;
    text-align: left;
    background: #ffffff;
    box-shadow: 4px 6px 4px 0px rgb(162 162 162 / 16%);
    border: 1px solid #1758ab !important;
}

.nav-list{
    overflow-x: hidden;
    font-size: 12px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #333;       
}


.nav-list::-webkit-scrollbar {
    width: 8px;
    height: 6px;
    background-color: rgba(0, 0, 0, .03);
    border-radius: 0;
}

.nav-list::-webkit-scrollbar-track {
    background-color: rgba(0, 0, 0, .03);
    border: 0;
    border-radius: 0
}

.nav-list::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, .2);
    border: 0;
    border-radius: 10px
}

.nav-list::-webkit-scrollbar-thumb:hover {
    background-color: rgba(0, 0, 0, .3);
    border: 0
}

.dropdown-item:hover .area-list {
    display: block;
}

.nav-box .quick-navigation .area-list,
.quick-navigation .area-list {
    width: 980px;
    border: 1px solid #1a52a5;
    border-top: none;
    cursor: initial;
}

.nav-box .area-tab,
.area-tab {
    box-sizing: border-box;
    height: 40px;
    line-height: 40px;
    border-bottom: 1px solid #e1e1e1;
}

.nav-box .area-tab-item,
.area-tab-item {
    display: inline-block;
    vertical-align: middle;
}

.nav-box .area-tab-item p,
.area-tab-item p {
    display: inline-block;
    box-sizing: border-box;
    height: 40px;
    line-height: 40px;
    margin-right: 40px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #333333;
    cursor: pointer;
}

.nav-box .area-tab-item p.active,
.area-tab-item p.active {
    font-weight: bold;
    color: #1a52a5;
    border-bottom: 4px solid #1a52a5;
}


.nav-list .navigation-item {
    line-height: initial;
    border-bottom: 1px solid #e1e1e1;
}

.nav-list .navigation-item-title {
    display: inline-block;
    width: 70px;
    line-height: 22px;
    margin-top: 5px;
    vertical-align: top;
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #333333;
}

.nav-list .navigation-item-title a,
 .nav-list .navigation-item-title a {
    color: #333333;
}

.nav-list .navigation-item-title a:hover,
 .nav-list .navigation-item-title a:hover {
    background: none;
}



.nav-list .navigation-item-list {
    display: inline-block;
    width: 825px;
    line-height: 22px;
    padding: 5px 0;
    vertical-align: middle;
}


.nav-list .navigation-item-list a,
 .nav-list .navigation-item-list a {
    display: inline-block !important;
    margin-right: 8px;
    color: #333333;
}

.nav-list .navigation-item-list a:hover,
 .nav-list .navigation-item-list a:hover {
    color: #1758ab;
    text-decoration: underline;
    background: none;
}



 .nav-box .hotline {
    position: absolute;
    z-index: 2;
    top: 7px;
    right: 10px;
    height: 26px;
    line-height: 26px;
    padding: 0 10px;
    overflow: hidden;
    color: #fff;
    border-radius: 20px;
    font-size: 14px;
}


 .nav-box li.hotline:hover {
    background: #0B4395;
}

 .nav-box li a.bold,
.nav-box li a.bold,
.nav-list .navigation-item-list a.bold {
    font-weight: bold;
}

.will-change-transform{
    will-change: transform
}