/* 产品中心,解决方案下拉 */
header .nav-box .new-product
{
    background-color: #f5f5f5;
}
header .nav-box .product-bg
{
    max-width: 1440px;/* height: 750px; */
    margin: 0 auto;
    overflow: hidden;
    padding: 30px 20px 35px 20px;
    position: relative;
}
header .nav-box .new-product .left
{
    max-height: 562px;
    padding: 0 0 24px 85px!important;
    overflow-y: auto;
    position: relative;
    border-right: 1px solid #dadada;
}
header .nav-box .new-product .nav-ul
{
    overflow: hidden;
}
header .nav-box .new-product .nav-ul li
{
    width: 100%;
    text-align: left;
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    margin-bottom: 20px;
    cursor: default;
}
header .nav-box .new-product .nav-ul li a
{
    color: #333;
}
header .nav-box .new-product .nav-ul li a:hover
{
    color: #c00;
}
header .nav-box .new-product .nav-ul li.active a, header .nav-box .new-solution .solution-ul li.active-sol a
{
    color: #c00;
}/* 新增partner分类单独控制 2024-11-04 */
header .nav-box .new-partner .partner-ul li.active-part a
{
    color: #c00;
}
header .nav-box .product-bg .more-box
{
    font-size: 14px;
    line-height: 22px;
    padding: 0 10px 25px 85px;
    text-align: left;
}
header .nav-box .product-bg .more-box a
{
    color: #333;
    transition: all .3s;
}
header .nav-box .product-bg .more-box a:hover
{
    color: #c00;
}
header .nav-box .product-bg .more-box span
{
    margin-left: 15px;
}
.left::-webkit-scrollbar
{
    width: 5px;
    height: 5px;
}
.left::-webkit-scrollbar-thumb
{
    width: 15px;
    -webkit-box-shadow: inset 0 0 5px rgba(204,0,0,1);
    border-radius: 15px;
    background: rgba(204,0,0,1);
}
.left::-webkit-scrollbar-track
{
    border-radius: 0;
    -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0);
    background: #f5f5f5;
}
header .nav-box .new-product .right
{
    padding: 0 35px;
}
header .nav-box .new-product .right .product-box
{
    width: 100%;
    max-height: 562px;
    overflow-y: auto;
}
header .nav-box .new-product .right .little-classify
{
    width: 100%;
    display: none;
    column-count: 4;/* 列数 */
    -moz-column-count: 4;/* Firefox */
    -webkit-column-count: 4;/* Safari and Chrome */
    column-gap: 20px;/* 列间距 */
}/* 新增partner分类单独控制 2024-11-04 */
header .nav-box .new-partner .right .little-classify
{
    width: 100%;
    display: none;
    column-count: 2;/* 列数 */
    -moz-column-count: 2;/* Firefox */
    -webkit-column-count: 2;/* Safari and Chrome */
    column-gap: 20px;/* 列间距 */
}
header .nav-box .new-product .right .active-pro, header .nav-box .new-solution .right .active-solution
{
    display: block;
}/* 新增partner分类单独控制 2024-11-04 */
header .nav-box .new-partner .right .active-partner
{
    display: block!important;
}
header .nav-box .new-product .right .little-classify .model-box
{/* float: left; */
    position: relative;
    margin-bottom: 30px;
    break-inside: avoid;/* 防止多列布局，分页媒体和多区域上下文中的意外中断 */
    width: 100%;
    padding: 0 25px;
}
header .nav-box .new-product .right .little-classify .model-box h4
{
    font-size: 14px;
    line-height: 22px;
    font-weight: 600;
    text-align: left;
    margin-bottom: 10px;
}
header .nav-box .new-product .right .little-classify .model-box h4 a
{
    color: #333;
}
header .nav-box .new-product .right .little-classify .model-box h4 a:hover
{
    color: #c00;
}
header .nav-box .new-product .right .little-classify .model-box h4 .right-more
{
    display: inline-block;
    vertical-align: middle;
    width: 6px;
    height: 6px;
    border-top: 1px solid;
    border-right: 1px solid;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    margin-left: 10px;
}
header .nav-box .new-product .right .little-classify .model-box ul
{
    overflow: hidden;
    border-top: 1px solid #dfe1e6;
    padding-top: 10px;
}
header .nav-box .new-product .right .little-classify .model-box ul li
{
    width: 100%;
    padding: 6px 0;
    font-size: 14px;
    line-height: 22px;
    text-align: left;
    display: flex;
}
header .nav-box .new-product .right .little-classify .model-box ul li a
{
    color: #333;
    cursor: pointer;
}
header .nav-box .new-product .right .little-classify .hot
{
    color: #c00;
    padding-left: 10px;
    font-weight: 600;
    font-size: 13px;
}
header .nav-box .new-product .right .little-classify .model-box ul li a:hover
{
    color: #c00;
}
header .nav-box .new-product .right .product-box::-webkit-scrollbar
{
    width: 5px;
    height: 5px;
}
header .nav-box .new-product .right .product-box::-webkit-scrollbar-thumb
{
    width: 15px;
    -webkit-box-shadow: inset 0 0 5px rgba(204,0,0,1);
    border-radius: 15px;
    background: rgba(204,0,0,1);
}
header .nav-box .new-product .right .product-box::-webkit-scrollbar-track
{
    border-radius: 0;
    -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0);
    background: #f5f5f5;
}
header .nav-box .new-product .right .flex-active
{
    display: flex;
}
header .nav-box .new-product .right .flex-active .model-box
{
    width: 25%;
}
@media screen and (max-width: 1440px)
{
    header .nav-box .new-product .nav-ul li
    {
        font-size: 15px;
        line-height: 22px;
        margin-bottom: 12px;
    }
    header .nav-box .new-product .right .little-classify .model-box ul li
    {
        padding: 4px 0;
        font-size: 12px;
        line-height: 20px;
    }
}/* 关于大华下拉 */
header .nav-box .ser-li.new-about-us .con.none .left
{
    height: 380px;
}
header .nav-box .ser-li.new-about-us .con.none .right .fr .img-box
{
    max-width: 428px;
    height: 220px;
}
header .nav-box .ser-li.new-about-us .con.none .right .fr .img-box img
{
    width: 100%;
}
header .nav-box .ser-li .con.none .right
{
    width: 50%;
    padding: 60px 5.5% 0 88px;
}
header .nav-box .con.none .content
{
    width: 100%;
}
header .nav-box .ser-li.buli .con.none .left
{
    width: 50%;
    padding: 0 80px 0 12%;
}
header .nav-box .ser-li.buli .con.none .left .about-us-cnt
{
    max-width: 580px;
    margin: 0 auto;
    padding: 30px 0;
    float: right;
}
header .nav-box .ser-li .con.none .left .little-classify
{
    width: 100%;
    column-count: 2;/* 列数 */
    column-gap: 20px;/* 列间距 */
}
header .nav-box .ser-li .con.none .left .active-about
{
    display: block;
}
header .nav-box .ser-li .con.none .left .little-classify .model-box
{/* float: left; */
    position: relative;
    margin-bottom: 30px;
    break-inside: avoid;/* 防止多列布局，分页媒体和多区域上下文中的意外中断 */
    width: 100%;
    padding: 0 25px;
}
header .nav-box .ser-li .con.none .left .little-classify .model-box h4
{
    font-size: 14px;
    line-height: 22px;
    font-weight: 600;
    text-align: left;
    margin-bottom: 10px;
}
header .nav-box .ser-li .con.none .left .little-classify .model-box h4 a
{
    color: #333;
}
header .nav-box .ser-li .con.none .left .little-classify .model-box h4 a:hover
{
    color: #c00;
}
header .nav-box .ser-li .con.none .left .little-classify .model-box h4 .right-more
{
    display: inline-block;
    vertical-align: middle;
    width: 6px;
    height: 6px;
    border-top: 1px solid;
    border-right: 1px solid;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    margin-left: 10px;
}
header .nav-box .ser-li .con.none .left .little-classify .model-box ul
{
    overflow: hidden;
    border-top: 1px solid #dfe1e6;
    padding-top: 10px;
}
header .nav-box .ser-li .con.none .left .little-classify .model-box ul li
{
    width: 100%;
    padding: 6px 0;
    font-size: 14px;
    line-height: 22px;
    text-align: left;
    display: flex;
}
header .nav-box .ser-li .con.none .left .little-classify .model-box ul li a
{
    color: #333;
    cursor: pointer;
}
header .nav-box .ser-li .con.none .left .little-classify .hot
{
    color: #c00;
    padding-left: 10px;
    font-weight: 600;
    font-size: 13px;
}
header .nav-box .ser-li .con.none .left .little-classify .model-box ul li a:hover
{
    color: #c00;
}
header .nav-box .ser-li .con.none .left .product-box::-webkit-scrollbar
{
    width: 5px;
    height: 5px;
}
header .nav-box .ser-li .con.none .left .product-box::-webkit-scrollbar-thumb
{
    width: 15px;
    -webkit-box-shadow: inset 0 0 5px rgba(204,0,0,1);
    border-radius: 15px;
    background: rgba(204,0,0,1);
}
header .nav-box .ser-li .con.none .left .product-box::-webkit-scrollbar-track
{
    border-radius: 0;
    -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0);
    background: #f5f5f5;
}
header .nav-box .ser-li .con.none .left .flex-active
{
    display: flex;
}
header .nav-box .ser-li .con.none .left .flex-active .model-box
{
    width: 25%;
}/* 头部下拉 火狐低版本解决方案 *//* @-moz-document url-prefix(){
  header .nav-box .new-product .right .active-pro, header .nav-box .new-solution .right .active-solution{
    display: flex;
    flex-wrap: wrap;
  }
  header .nav-box .new-product .right .active-pro .model-box, header .nav-box .new-product .right .active-solution .model-box{
    width: 25%;
  }
} */