/* 页眉 */
.header {
    position: relative;
    width: 100%;
    min-width: 1300px;
    /* background-image: url("../imgs/our-advantages.jpg"); */
    background-repeat: no-repeat;
    background-size: cover;
    position: sticky;
    top: -724px;
    z-index: 8;
}
.index-header{
    height: 640px;
}
.header .bannerVideo{
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}
.header .bannerVideo video{
    width: 100%;
    height: 800px;
    position: relative;
    object-fit: cover;
    object-position: center center;
}
.col-header .bannerVideo video{
    width: 100%;
    height: 640px;
    position: relative;
    object-fit: cover;
    object-position: center center;
}
/* 欢迎 */
.welcome {
    position: relative;
    z-index: 10;
    height: 55px;
    background: rgba(0, 0, 0, 0.5);
}

.welcome .left {
    width: 33%;
    height: 50px;
    line-height: 50px;
    font-size: 14px;
    color: #FFFFFF;
    overflow: hidden;
}

.welcome .right {
    border-radius: 3px;
}

.welcome .searchBox {
    position: relative;
    float: left;
    width: 42px;
    height: 42px;
    margin-top: 12px;
    margin-right: 8px;
    overflow: hidden;
}

.welcome .searchBox .searchShow{
    position: absolute;
    top: 4px;
    display: block;
    width: 20px;
    height: 20px;
    background-image: url(../imgs/icon/icon_search2.png);
    background-repeat: no-repeat;
    background-size: contain;
    cursor: pointer;
}

.welcome .searchBox .searchShow:hover{
    background-image: url(../imgs/icon/icon_search3.png);
}
.welcome .searchBox .reveal {
    position: relative;
    top: -5px;
    width: 77%;
    height: 32px;
    border-radius: 3px;
    color: #333;
    font-size: 16px;
    cursor: auto;
}
/* .welcome .search label {
    position: absolute;
    top: 9px;
    right: 9px;
    content: "";
    width: 13px;
    height: 13px;
    border-radius: 50%;
} */

/* 搜索下拉提示框 */
.welcome .search-content{
    position: absolute;
    top: 44px;
    right: 0;
    width: 700px;
    background-color: #fff;
    display: none;
    border-radius: 3px;
}

.welcome .search-content .title{
    position: relative;
    width: 100%;
    height: 70px;
    line-height: 78px;
    background: #FFFFFF;
    border-radius: 3px;
}
.welcome .search-content .title::before{
    /* content: "";
    position: absolute;
    top: 22px;
    left: 32px;
    width: 27px;
    height: 26px;
    background-image: url('../imgs/icon/icon_search.png');
    background-repeat: no-repeat; */
}
.welcome .search-content .title span:nth-child(1){
    float: left;
    height: 100%;
    line-height: 70px;
    font-size: 16px;
    color: #898989;
    padding-left: 38px;
}
.welcome .search-content .title .clear{
    float: right;
    width: 20px;
    height: 20px;
    background-image: url('../imgs/icon/icon_clear.png');
    background-repeat: no-repeat;
    margin-right: 36px;
    margin-top: 25px;
    cursor: pointer;
}
.welcome .search-content .list{
    width: 100%;
    max-height: 420px;
    overflow: auto;
    background: #F9F9F9;
    border-radius: 3px;
}
.welcome .search-content .list li{
    width: 100%;
    height: 70px;
    line-height: 70px;
    border-bottom: 1px solid #e2e2e2;
}
.welcome .search-content .list a{
    font-size: 16px;
    color: #525252;
    padding-left: 38px;
    padding-right: 53px;
}
.welcome .search-content .list li:hover a{
    background-color: #eee;
}

.welcome .search-content .list .active{
    color: #FA9A09;
}
.welcome .search-content .list .sort{
    float: right;
    font-size: 14px;
    color: #09C383;
}

.searchBox1{
    position: relative;
    left: 42px;
    width: fit-content;
}
.icon_sea{
    position: absolute;
    top: 6px;
    right: 12px;
    display: block;
    width: 20px;
    height: 20px;
    background-image: url(../imgs/icon/icon_search2.png);
    background-repeat: no-repeat;
    background-size: contain;
    cursor: pointer;
}
.search1{
    color: #fff;
    width: 204px;
    height: 32px;
    border-radius: 3px;
    padding-left: 12px;
    padding-right: 32px;
    background-color: rgba(255, 255, 255, 0.23);

}













.welcome .recommend {
    float: left;
    margin-top: 12px;
}

.welcome .recommend img {
    display: inline-block;
    width: 20px;
    height: 20px;
    transition: all .3s;
}
.welcome .recommend a:hover img {
    transform:rotate(360deg);
}
.welcome .recommend a {
    font-size: 14px;
    line-height: 24px;
    color: #FFFFFF;
    margin-right: 18px;
}
.welcome .recommend a:hover {
    color: #09C383;
}

/* 导航条 */
.index-header .navigation{
    position: sticky;
}
.navigation {
    width: 100%;
    height: 76px;
    background: rgba(0, 0, 0, 0.6);
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    position: relative;
    top: 0;
    z-index: 9;
}
.navigationFiexd {
    position: fixed;
}
.navigationAbsolute {
    position: absolute;
}

.navigation .left .logo {
    float: left;
    margin-top: 13px;
    margin-right: 16px;
}

.navigation .left .logo img {
    width: 395px;
    height: 50px;
}

.navigation .left .site {
    position: relative;
    float: left;
    line-height: 75px;
    cursor: pointer;
}
.navigation .left .site:hover .site-menu {
    height: 160px;
}

.navigation .left .site>a {
    display: flex;
    align-items: center;
    font-size: 16px;
    color: #FFFFFF;
}
.navigation .left .site>a img{
    width: 12px;
    height: 14px;
    margin-right: 6px;
}
.navigation .left .site-menu{
    position: relative;
    height: 0;
    width: 100%;
    top: -15px;
    overflow: hidden;
    transition: all .3s;
}
.navigation .left .site-menu-c {
    position: relative;
    left: 0;
    width: 86px;
    /* height: 155px; */
    background-color: #FFFFFF;
    border-radius: 3px;
    margin-top: 5px;
    padding: 10px 0;
}

.navigation .left .site-menu-c::before {
    content: "";
    position: absolute;
    top: -3px;
    left: 39px;
    width: 6px;
    height: 6px;
    border-radius: 1px;
    background-color: #FFFFFF;
    transform: rotate(45deg);
}
.navigation .left .site-menu a {
    font-size: 14px;
    color: #555555;
    line-height: 36px;
    text-align: center;
}

.navigation .left .site-menu a:hover {
    color: #09C383;
}

.navigation .wrap {
    position: relative;
}

#navline {
    height: 3px;
    width: 68px;
    background: #09C383;
    position: absolute;
    top: 0;
    left: 532px;
    z-index: 9;
}

.navigation .right {
    position: relative;
    line-height: 75px;
}

.navigation .right>li {
    float: left;
}

.navigation .right>li>a {
    float: left;
    color: #FFFFFF;
    font-size: 16px;
    padding: 0 18px 0 18px;
    position: relative;
}
/* .navigation .right > li:last-child > a {
    padding-right: 0;
} */
.navigation .right .main-nav-li > a.set,
.navigation .right .main-nav-li > a:hover {
    font-weight: 700;
    color: #09C383;
    background-color: rgba(255, 255, 255, 0.3);
}
.navigation .right li:hover .nav-item{
    max-height: 275px;
    /*max-height: 245px;*/
}
.navigation .right .main-nav-li .nav-item {
    position: absolute;
    top: 65px;
    max-height: 0;
    overflow: hidden;
    transition: all .3s;
    box-shadow: 0 15px 30px rgb(0 0 0 / 10%);
}
.navigation .right .main-nav-li:nth-child(1) .nav-item {
    left: -42px;
}
.navigation .right .main-nav-li:nth-child(2) .nav-item {
    left: 42px;
}
.navigation .right .main-nav-li:nth-child(3) .nav-item {
    left: 142px;
}
.navigation .right .main-nav-li:nth-child(4) .nav-item {
    /* left: 242px; */
    left: 268px;
}
.navigation .right .main-nav-li:nth-child(5) .nav-item {
    left: 342px;
}
.navigation .right .main-nav-li:nth-child(6) .nav-item {
    left: 442px;
}
.navigation .right .main-nav-li:nth-child(7) .nav-item {
    left: 542px;
}
.navigation .right .main-nav-li:nth-child(8) .nav-item {
    /* left: 642px; */
    left: 668px;
}
.navigation .right .nav-item .nav-item-c {
    position: relative;
    height: 270px;
    /*height: 240px;*/
    padding: 20px 0;
    background-color: #FFFFFF;
    margin-top: 5px;
    border-radius: 3px;    
    box-sizing: border-box;
}.navigation .right .nav-item2 {
    border-radius: 3px;
}
.navigation .right .nav-item2 .nav-item-c {
    height: auto;
}

.navigation .right .nav-item-c::before {
    content: "";
    position: absolute;
    top: -3px;
    left: 50%;
    margin-left: -3px;
    width: 6px;
    height: 6px;
    border-radius: 1px;
    background-color: #FFFFFF;
    transform: rotate(45deg);
}

.navigation .right .nav-item-c > li {
    float: left;
    width: 150px;
    /*max-height: 200px;*/
    padding-left: 30px;
    border-right: 1px solid #eeeeee;
    box-sizing: border-box;
    overflow: hidden;
}
.navigation .right .navList > li{
    float: initial;
}
.navigation .right .nav-item-c > li:last-child {
    border-right: none;
}
.navigation .right .nav-item-c .menu-two a{
    font-size: 14px;
    color: #050505;
}
.navigation .right .nav-item-c .menu .icon{
    position: relative;
    top: -11px;
    margin-left: 8px;
}

.navigation .right .nav-item-c .title {
    font-size: 14px;
    color: #050505;
}

.navigation .right .nav-item-c a:hover {
    color: #09C383;
}

.navigation .right .nav-item-c a {
    font-size: 12px;
    font-weight: 400;
    color: #555555;
    line-height: 34px;
}
.navigation .right .nav-item2 .nav-item-c > li{
    width: 100px;
    padding-left: 0;
    text-align: center;
    background-color: #fff;
}
/* 案例展示展开栏 */

/* banner */
.banner {
    position: absolute;
    z-index: 1;
    bottom: 80px;
    width: 100%;
    text-align: center;
}
.banner .title{
    font-size: 56px;
    color: #FFFFFF;
    margin: 147px 0 37px;
}
.banner .subhead{ 
    font-size: 30px;
    color: #FFFFFF;
}
.banner .text{   
    font-size: 20px;
    color: #FFFFFF;
    width: 44%;
    margin: 24px auto 70px;
    line-height: 34px;
}
.banner .phone {
    margin: 62px 0 64px;
}

.banner .phone span {
    display: inline-block;
    width: 268px;
    font-size: 30px;
    color: #FFFFFF;
    margin: 0 30px;
}
.banner .phone i{
    position: relative;
    top: 4px;
    display: inline-block;
    width: 30px;
    height: 30px;
    background-image: url('../imgs/icon/icon_banner_phone.png');
    background-repeat: no-repeat;
    background-size: cover;
}
.banner .make-offers .a2{
    width: 656px;
    margin: 30px auto;
}
.banner .make-offers a {
    float: left;
    width: 268px;
    height: 70px;
    background-color: #09C383;
    text-align: center;
    font-size: 18px;
    line-height: 70px;
    color: #FFFFFF;
    border-radius: 3px;
    margin:  0 30px;
}
.banner .make-offers a:hover {
    font-size: 26px;
    font-weight: bold;
}

.banner .make-offers a:nth-child(1) {
    background-color: #FA9A09;
}
/* 其他栏目头部nav  */
.col-header{
    position: sticky;
    height: 640px;
    top: -580px;
}
/* .col-header .navigation{
    position: relative;
} */
.header .item-nav{
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 60px;
    line-height: 60px;
    background: rgba(0, 0, 0, 0.5);
    z-index: 8;
}
.header .item-nav .left li{
    margin-right: 50px;
}
.header .item-nav li{
    float: left;
    font-size: 18px;
    font-weight: 400;
    color: #FFFFFF;
}
.header .item-nav a{
    position: relative;
    font-size: 18px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 60px;
}
.header .item-nav .float-r li{
    float: left;
    font-size: 14px;
    font-weight: 400;
    color: #FFFFFF;
}
.header .item-nav .float-r a{
    position: relative;
    font-size: 14px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 60px;
}
/* hover */
.header .item-nav .left a::after{
    content: "";
    display: block;
    width: 0;
    height: 3px;
    background: #09C383;
    margin: -3px auto 0;
    transition: all .3s;
}
.header .item-nav .left li.active a::after,
.header .item-nav .left li:hover a::after{
    width: 100%;
}
.header .item-nav .left li.active a,
.header .item-nav li:hover a{
    color: #09C383;
}
@media screen and (max-width: 1300px) {
    /* 搜索框 */
    .welcome .search-content{
        zoom: .8;
    }
}