@charset "utf-8"; 
header{top:0 !important}
.index-main{top: 77px;}
header .header-info{position:static;}
header .header-nav,header .header-info{background:#fff;}
header .header-nav .nav-btn span{background:#000;}
header .header-nav .header-nav-list ul li a,header .header-info div,header .header-info div a,header .header-info div i,header .header-nav .header-nav-list ul li a:hover{color:#000;}
@media (max-width:960px){
header .header-nav .header-nav-list ul li{background:#fff}
header .header-nav .header-nav-list ul li span:nth-of-type(2),header .header-nav .header-nav-list ul li span:nth-of-type(1){background:#000}
}
p#num3:after {content:'㎡'}
.advantage-container .video{margin-bottom:50px;}
 header .header-nav .header-nav-list{display:flex;align-items:center}
header .header-nav .header-nav-list ul{margin-right:0}
.header-nav .search-box .head-search button{outline:0;border:none;cursor:pointer;background:0 0;border-radius:var(--borderradius);margin-left:10px;width:36px;height:36px;background:#fff;border-radius:10px}
.header-nav .search-box .head-search button em{color:var(--color)}
.header-nav .search-input{position:absolute;top:40px;right:0;background:#000000;color:#FFFFFF;display:flex;align-items:center;justify-content:center;box-shadow:2px 2px 4px rgba(0,0,0,.2);opacity:0;transform:rotateX(90deg);visibility:hidden}
.header-nav .search-input.active{transition:opacity .3s,transform .3s;visibility:visible;opacity:1;transform:rotateX(0);transform-origin:top}
.header-nav .search-input input{width:200px;height:40px;padding-left:10px;font-size:var(--fontsize16);border:none;background:0 0;color:#FFFFFF;outline:0}
.header-nav .search-input button{width:40px;height:40px;border:none;outline:0;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;background:#333333;transition:all .1s linear}
.header-nav .search-box{position:relative}
.header-nav .search-input button em{font-size:22px;color:var(--color);font-weight:var(--fontbold6)}
@media (max-width:960px){header .header-nav .header-nav-list{display:none}
.header-nav .search-box .head-search{display:none}
.header-nav .search-input{position:static;opacity:1;transform:none;visibility:inherit;width:100%;box-shadow:none;padding:4px 10px;background:#FFFFFF}
.header-nav .search-input input{flex:1;border:1px solid #EEEEEE}
.header-nav .search-input input:focus{border-color:var(--color)}
.header-nav .search-input button{background:#EEEEEE}
}.search-container{display:none}
@media (max-width:960px){.header-nav .search-input input{color:#111}
}