@charset "utf-8";
header{
    width:100%;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -o-transition: all 0.5s;
    z-index: 999;
    background: #fff;
    position: relative;
}
.header .logo img{
    height: 95px;
    width: auto;
    transition: all .5s;  
}
.header{
    padding:0px 0px;
    max-width:1920px;
}
@media(max-width:767px){
    .header .logo{
        padding: 0px 0px;
    }
    .header .logo img{ 
        height: 60px;
    }   
}
header .nav{
    padding: 30px 0px 0px;
}
header .nav>ul{
    margin:0px auto 0px auto;
    transition: all .5s;
    display: flex;
    justify-content: flex-end;
    flex-wrap: nowrap;
}
header .nav>ul>li{
    display: inline-block;
    padding: 0 0px;    
    padding-left:40px;
    position: relative;
}
header .nav>ul>li>a{
    display: block;
    position: relative;
    font-size: 15px;
    color: #434343;
    font-weight: bold;     
    line-height: 40px;
    white-space: nowrap;
    display: block;
    padding: 0px;
    text-decoration: none;
}
header .nav>ul>li>a>b{
    display: block;
    height:2px;
    width:100%;
    background:#e40000;
    position: absolute;
    left:0;
    bottom:0;
    transform: rotateY(90deg);
    -webkit-transform: rotateY(90deg);
    -o-transform: rotateY(90deg);
    transition: all .5s;
    -webkit-transition: all .5s;
    -o-transition: all .5s;
}
header .nav>ul>li:hover a,header .nav>ul>li.active a{
    color: #e40000;
}
header .nav>ul>li:hover a>b{
    transform: rotateY(0);
    -webkit-transform: rotateY(0);
    -o-transform: rotateY(0);
}
header .nav>ul>li.has-children > a::after {
    content: "\f107";
    font-family: FontAwesome;
    font-size: 12px;
    font-weight: normal;
    margin-left: 5px;
    margin-top: 5px;
    float: right;
}
header .nav ul.submenu {
    display: none;
    position: absolute;
    left: 50%;
    top: 100%;
    margin-left: -80px;
    width: 190px;
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
}
header .nav ul.submenu li{width:100%; border-bottom:1px solid rgba(0,0,0,.05);}
header .nav ul.submenu li a{display:block;font-size:14px; color:#444; line-height:20px; padding:12px 2%; text-align:center; }
header .nav ul.submenu li a:hover{color:#3c4a76; background:#f2fcfa;}
header .nav>ul>li:hover ul.submenu{
    display: block;
}
.m-btn{
    display: none;
    position: absolute;
    cursor: pointer;
    right:20px;
    top:35px;
}
.m-btn span{
    display: block;
    width:20px;
    height:2px;
    background:#424242;
    position: relative;
    -webkit-transition: all 200ms cubic-bezier(.4,0,0,1);
    -o-transition: all 200ms cubic-bezier(.4,0,0,1);
	transition: all 200ms cubic-bezier(.4,0,0,1);
}
.m-btn span::before, .m-btn span::after{
    content:'';
    display: block;
    height:2px;
    width:20px;
    background:#424242;
    position: absolute;
	left: 0;
    -webkit-transition: all 200ms cubic-bezier(.4,0,0,1);
    -o-transition: all 200ms cubic-bezier(.4,0,0,1);
	transition: all 200ms cubic-bezier(.4,0,0,1);
}
.m-btn span:before {
	top: -8px;
}
.m-btn span:after {
	bottom: -8px;
}
.m-btn.active span {
	background: transparent;
	margin-left: 10px;
}
.m-btn.active span:before {
    transform: rotate(-48deg) translate(-6px, 5px);
    -webkit-transform: rotate(-48deg) translate(-6px, 5px);
    -o-transform: rotate(-48deg) translate(-6px, 5px);
	width: 24px;
}
.m-btn.active span:after {

    transform: rotate(48deg) translate(-6px, -5px);

    -webkit-transform: rotate(48deg) translate(-6px, -5px);

    -o-transform: rotate(48deg) translate(-6px, -5px);

	width: 24px;

}
.top-drop{
    min-width: 120px;
    padding: 10px;
    text-align: center;
}
header.on{
    position: fixed;
}
header.on .header .logo img{
    height: 70px;
}
header.on .nav {
    padding: 15px 0px 0px;
}
@media(max-width:767px){
    header.on .header .logo img{
        height: 55px;
    }
}
@media(max-width:461px){
    .header .logo img{
        margin-right: 0;
    }
}
@media (max-width: 1199px){
    .header .nav>ul>li{
        padding-left:10px;
    }
}
@media (max-width: 992px){   
    .m-btn{
        display: block;
    }
    .header{
        position: relative;
        padding:0;
    }
    header .nav>ul{
        display: block;
    }    
    header.on .header .logo .logo, .header .logo .logo{
        height:60px !important;
    }
    .header .header-mail {
        margin: 8px 45px 0px;
        line-height: 45px;
    }
    header .nav{
        position: absolute;
        left:-100vw;
        top:64px;
        width:70%;
        height:calc(100vh - 60px);
        background:#fff;
        box-shadow: 0 0 10px #eee;
        z-index:999;
        transition: all 0.5s;
        -webkit-transition: all 0.5s;
        -o-transition: all 0.5s;
        padding-top:20px;
    }
    header .nav.show{
        left:0;
        transition: all 0.5s;
        -webkit-transition: all 0.5s;
        -o-transition: all 0.5s;
    }
    header .nav ul li{
        display: block !important; 
        padding:0 20px;
        border-bottom: 1px solid #efefef;
    }
    header .nav ul.language li{       
        border-bottom: 0px solid #efefef;
    }
    header .nav ul li a{
        color:#424242;
        font-size: 14px;
    }
    header .nav>ul>li::before,
    header .nav>ul>li:last-child::after{
        border-left: 0px dotted #c1c1c1;
    }
    header .nav>ul>li.has-children > a::after {
        content: "";    
    } 
}
@media(max-width:1200px){
    .header .nav .submenu li {
        display: none !important;
    }
}
@media (max-width: 540px){
    header.on .header .logo .logo, .header .logo .logo {
        height: 45px !important;
        margin-top: 10px;
    }
}
/* banner */
.banner{
    position: relative;
    overflow: hidden;
}
.banner img{
    width: 100%;
}

@media(max-width:991px){
    .video-img img{
        width: 100%;
        position: relative;
        margin-top: 58px;
    }    
}
.banner .banner-txt{   
    text-align: left;
    width:100%;    
    position: absolute;
    left:0%;
    top: 0px;
    color:#fff;
    padding-top:12%;
    height: 100%;
    background: rgba(0,0,0,0.4);
}

@media(max-width:991px){
    .banner .banner-txt{
        padding-top:18%;
    }
}
.banner .banner-txt h3{
    font-size: 75px;  
   font-weight: bolder;
}
.banner .banner-txt p{
    font-size: 40px;
    line-height: 1.2;
    margin:20px 0px;
    width: 56%;
}
@media(max-width:1299px){
    .banner .banner-txt h3{
        font-size: 54px;
    }
    .banner .banner-txt p{
        font-size: 32px;
        width: 100%;
    }
}
@media(max-width:991px){
    .banner .banner-txt h3{
        font-size: 46px;
    }
    .banner .banner-txt p{
        font-size: 26px;
        width: 100%;
    }
}
@media(max-width:767px){
    .banner .banner-txt h3{
        font-size: 28px;
    }
    .banner .banner-txt p{
        font-size: 16px;
        width: 100%;
    }
}
.banner .banner-txt p span{
    font-weight: bolder;
    display: block;
}
.homeLink{
    position:relative; 
    display: inline-block;
    line-height:40px;
    font-size:20px;
    font-weight: bold;
    text-align: center;
    border-radius:35px;
    padding: 4px 80px;
    overflow:hidden;
    color:#fff; 
    background:#e93404;
    transition: all 0.3s ease-in-out;
}
.homeLink:hover{  padding: 4px 110px; color:#fff;}
@media(max-width:767px){
    .homeLink{
        padding: 4px 80px;
    }
    .homeLink:hover{  padding: 4px 80px; color:#fff;}
}
@media(max-width:512px){
    .homeLink{
        font-size: 14px;
        line-height:20px;
        padding: 4px 20px;
    }
}
.common{
    padding-top:80px;
    padding-bottom:80px;
}
.title{
    font-size: 14px;
    color: #e40000;    
    line-height: 1.8;     
    text-transform: uppercase;
    position: relative;
    font-weight: 800;
    margin-bottom: 20px;    
}
.title i{
    font-size: 20px;
}
.title span{    
    font-weight: bold;
    font-size: 30px;
    display: block;   
    color: #2b2b2b; 
}
.title span b{
    font-size: 15px;
    font-weight: 200;
    margin-left: 10px;
}
.title .more{
    float: right; 
    padding: 8px 20px;
    background-color: #434343;
    -webkit-transition: background-color 0.4s ease 0s;
    -o-transition: background-color 0.4s ease 0s;
    transition: background-color 0.4s ease 0s;
    white-space: nowrap;   
    font-size: 14px;
    font-weight: 100;
    color: #fff;   
}
.title .more:hover{
    background-color: #e40000;
}
@media (max-width:767px){
    .common{
       padding-top:25px;
       padding-bottom:25px;
    }    
    .title span {        
        font-size: 18px; 
    }
    .title span b {
        font-size: 14px;     
        margin-left: 0px;
        display: block;
    }
    .title .more{
        padding: 5px 10px;
        font-size: 12px;
    }  
}
/*首页关于我们*/
.about{
    position: relative;
    background: #fff;
}
.about .about-con{    
    margin-bottom: 40px;
    position: relative;
    font-size: 16px;
    color: #888888; 
}
.about .more{   
    position: absolute;
    bottom: 0px;
    padding: 8px 20px;
    background-color: #434343;
    -webkit-transition: background-color 0.4s ease 0s;
    -o-transition: background-color 0.4s ease 0s;
    transition: background-color 0.4s ease 0s;
    white-space: nowrap;
}
.about .more a{    
   font-size: 14px;
   font-weight: 100;
   color: #fff;   
}
.about .more:hover{
    background-color: #e40000;
}
.about .sign{
    overflow-wrap: break-word;
    padding: 40px;
    border: 5px solid rgb(244, 244, 244); 
}
.about .sign h5{
    text-align: center;
    font-size: 18px;
}
.about .sign h5 span{
    display: block;
    font-size: 40px;
    color: #e40000;
    font-weight: 900;
}
/*热销产品*/
.hot-pro-title{
    padding: 50px 0px;
}
.hot-products{
    background: url(../img/hot-products.jpg) no-repeat center;
}
.hot-products .product-info{
    background-color: #f8f8f8;
    padding: 40px 40px;
    position: relative;
}
@media (max-width:992px){ 
    .hot-products .pro-wechat .tel {       
        font-size: 16px;
    }
    .hot-products .overview p{
        font-size: 14px;
        display: block;
        display: -webkit-box;              
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;        
    }
    .hot-products .product-info {        
        padding: 20px 20px; 
    }
}
/*产品*/
.product{    
    overflow: hidden;
    background-color: #f6f6f6;
}
.product .product-img{
    background: #fff;
    overflow: hidden;
}
.product .product-img img,.ny-product .product-img img{
    width: 100%;
    transition: 0.6s;
}
.ny-product .pro-con {
    border: 1px solid #dddddd;
    padding: 15px;
    margin-bottom: 20px
}
.product .pro-con {
    border: 4px solid #dddddd;
    padding: 15px;
    background: #fff;
    margin-bottom: 20px
}
.product .pro-con h5,
.ny-product .pro-con h5{
    font-size: 16px;
    text-align: center;   
    padding: 15px 0px;
    font-weight: 700;
}
.pro-con:hover .product-img img{
    transform: scale(1.05);
}
/*工程案例*/
.case .case-list h5{
    font-size: 16px;
    margin: 10px 0px;
    font-weight: lighter;
}
@media (max-width:992px){
    .product .pro-con {
        border: 2px solid #dddddd;
        padding: 5px;
        margin-bottom: 10px
    }
    .product .pro-con h5, .ny-product .pro-con h5 {
        font-size: 13px;        
        padding: 10px 0px;
        font-weight: 700;
    }
    .case .case-list h5 {
        font-size: 13px;
    }
}

/*合作伙伴*/
.partner{
    background: #f6f6f6;
    overflow: hidden;
    font-size: 26px;
    color: #e93404;
}
.partner .partner-box{
    margin-top: 20px;
    margin-bottom: 20px;
}
.partner .partner-img{
    margin: 10px 0px;
}
/* 新闻 */
.news-box .news-con{
    width: 100%;
    font-size: 14px;     
    position: relative;   
    margin: 30px 0px 5px;       
}
.news-box .news-title span{
    font-size: 14px;   
    color: #818181;
    font-weight: 100;
    display: block;
}
.news-box .news-title{
    overflow: hidden;    
    text-overflow: -o-ellipsis-lastline;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.4;
    margin-top: 10px;
}
.news-box .news-title:after{
    content: "";
    display: block;
    background: #e93404;
    width: 40px;
    height: 2px;
    margin: 6px 0;  
}
.news-box .ny-news-img{  
    overflow: hidden;
}
.news-box .more{    
    font-size: 16px;
    color: #e93404;
    display: block;
    font-weight: bold;
    margin-top: 10px;
    transition: all 0.6s;    
}
.knowledge .know-con{
    background-color: #fafafa;
    padding: 15px;
    margin: 20px 0px;
}
.knowledge .know-title i{
    color: #e62f43;
    font-size: 18px;
    margin-right: 5px;
}
.knowledge .know-title span{
    display: block;
    padding-left: 20px;
}
@media (max-width:991px){
    .news-box .news-title{
        font-size: 14px;
    }
    .news-box .news-title span {
        font-size: 13px;
    }
    .news-box .news-con{
        font-size: 12px;
    }
    .about .about-box{
        padding: 20px;
    }
    .about .about-box img{
        margin-bottom: 10px;
    }
    .about .about-txt {
        font-size: 14px;
    } 
    .about .sign {
        padding: 20px 10px;
    } 
    .about .sign h5{
        font-size: 16px;
        margin: 20px 0px;
    }
    .about .sign h5 span{
        font-size: 20px;
    } 

    .partner {   
        font-size: 16px;   
    }
}
.different{
    background-color: #f4f4f4;
}
.different .d-tit{
    font-size: 18px;
    font-weight: 700;
}
.different .diff-con{
    border-top: 1px solid #2b2b2b;
    border-bottom: 2px solid #2b2b2b;
    padding: 10px 0px;
    font-size: 16px;
}
.different ul{
    overflow: hidden;
    margin: 30px 0px;
}
.different ul li{
    display: block;   
    padding: 0px 25px 50px;    
    border-left: 1px solid #e1e1e1;
}
.different ul li:after{
    content: "";
    display: block;
    width: 1px;
    height: 40px;
    background: #e93404;
    left: -1px;
    position: absolute;
    bottom: 0;
}
.different ul li span{
    display: block;   
    color: #e93404;
    line-height: 1.1;
    font-size: 16px;
    font-weight: 800;   
}
.diff-ico img{
    width: auto;
    max-width: 100%;
}
.diff-ico:after{
    content: "";
    display: block;
    width: 30px;
    height: 2px;
    background: #e1e1e1;
    margin: 10px 0px;
}