* {
    margin:0;
    padding:0;
    text-decoration: none;
    list-style: none;
    box-sizing: border-box;
}

.layout {
    width:1300px;
    margin:0 auto;
}
header {
    background:#fff;
    width:100%;
    position:sticky;
    top:0;
    z-index:200;
}
.logo {
    height:75px;
    padding:5px 0;
}
.logo img {
    max-height:100%;
    display:block;
}
.w-nav>li {
    width:110px;
    position:relative;
    height:75px;
}
    .w-nav>li>a {
        width: 100%;
        display: block;
        text-align: center;
        font-size: 16px;
        font-weight: bold;
        color: #232323;
        line-height:75px;
    }
.w-nav{
    display:flex;
    margin-left:100px;
}
.top-pack {
    display:flex;
    align-items:center;
    justify-content:space-between;
}
.w-nav li:hover>a {
    color: #2559cc;
}
.top-contact {
    font-size: 16px;
    font-weight: bold;
    color: rgb(37, 89, 204);
    display:flex;
    align-items:center;
    margin-left:50px;
}
.top-contact img {
    width:20px;
    height:20px;
    display:block;
    margin-right:10px;
}
.language {
    border: 1px solid #b5b5b5;
    margin-left: 50px;
}
.er-nav {
    position:absolute;
    top:100%;
    background:#fff;
    z-index:20;
    display:none;
    width:120px;
    right:-5px;
}

    .er-nav li a {
        display: block;
        text-align:center;
        font-size: 14px;
        line-height: 30px;
        color: #434343;
    }
    .er-nav li:hover a {
        background: #2559cc;
        color: #fff;
    }
.banner{
    width:100%;
    position:relative;
}
.banner img {
    width:100%;
    display:block;
}
.banner-title h2 {
    font-size:70px;
    line-height:160%;
    color:#fff;
    text-align:center;
}
.banner-title h2 span {
    color: rgb(91, 250, 255);
    line-height: 160%;
    font-size: 70px;
}
.banner-title p {
    font-size: 36px;
    color: rgb(255, 255, 255);
    line-height: 160%;
    text-align:center;
}
.banner-title a {
    display:block;
    width:163px;
    height:51px;
    line-height:51px;
    text-align:center;
    color:#fff;
    border:1px solid #fff;
    margin:50px auto 0;
    font-size:16px;
}
    .banner-title a:hover {
        background:#2559cc;
    }
    .banner-title {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%,-50%);
        z-index: 9;
        width:80%;
    }
    .home-about {
        padding:100px 0;
        background:url(../images/home-about-back.jpg) no-repeat center/cover;
    }
.home-about-left-img{
    width:300px;
    height:480px;
}
.home-about-left-img img {
    width:100%;
    display:block;
    height:100%;
}
.home-about-right-img {
    width:500px;
    height:480px;
}
.home-about-right-img img {
    width:100%;
    display:block;
    height:100%;
}
.home-about-cont {
    width:calc(100% - 500px - 300px);
    padding:40px;
    background:#fff;
}
.home-about-pack{
    display:flex;
}
.home-about-cont h4 {
    font-size: 20px;
    color: rgb(0, 0, 0);
    line-height: 200%;
}
.home-about-cont h3 {
    font-size: 24px;
    color: rgb(0, 0, 0);
    line-height: 200%;
}
.home-about-cont h3 span {
    color:#2559cc;
}
.home-about-cont p {
    color: rgb(0, 0, 0);
    line-height: 200%;
    font-size: 14px;
    margin-top:20px;
    max-height:250px;
    overflow:auto;
}
.home-about-cont a {
    color: rgba(0,0,0,1);
    font-size: 14px;
    font-weight: bold;
    text-decoration: none;
    margin-top:60px;
    display:block;
}
.home-expert {
    padding: 100px 0;
    background: rgb(244, 244, 244);
}
.home-expert-title h3 {
    font-size: 36px;
    line-height: 160%;
    color:#000;
    text-align:center;
}
.home-expert-title h3 span {
    color:#2559cc;
}
.home-expert-title p {
    line-height: 160%;
    font-size: 20px;
    color: rgb(0, 0, 0);
    text-align:center;
}
.home-ex-list{ 
    overflow:hidden;
    margin:0 -15px 0;
    padding-top:30px;
}
.home-ex-list li {
    width:33.333333%;
    float:left;
    padding:0 15px;
}
    .home-ex-list li a {
        width:100%;
        display:block;
    }
    .home-ex-list li:hover img {
        transform:translateY(-10px);
    }
    .home-ex-list-img {
        background: #2559cc;
    }
.home-ex-list-img img {
    width: 100%;
    height:270px;
    object-fit:cover;
    display: block;
    transition:all .5s;
}
.home-ex-list-cont {
    padding: 30px;
    background: rgb(244, 244, 244);
}
    .home-ex-list-cont h4 {
        font-size: 20px;
        color: rgb(0, 0, 0);
        line-height: 200%;
    }
    .home-ex-list-cont p {
        font-size: 14px;
        color: rgb(102, 102, 102);
        line-height: 160%;
        overflow:hidden;
        text-overflow:ellipsis;
        display:-webkit-box;
        -webkit-line-clamp:2;
        -webkit-box-orient:vertical;
        height:45px;
    }
video::-webkit-media-controls-enclosure {
    display: none;
}
.home-video {
    width:100%;
    height:550px;
    overflow:hidden;
}
.home-video video {
    height:100% !important;
    width:100% !important;
    display:block;
    object-fit:cover;
}
.home-business{
    position:relative;
}
.home-business-cont {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(6,26,43,80%);
}
    .home-business-cont h3 {
        line-height: 160%;
        letter-spacing: 2px;
        font-size: 60px;
    text-align:center;
    margin-top:150px;
    color:#fff;
}
.logo a {
	height:100%;

}
.footer a {
    width:100%;
}

    .home-business-cont h3 span {
        color:#2559cc;

    }
    .home-business-cont p {
        font-size: 20px;
        color: rgb(255, 255, 255);
        line-height: 160%;
        letter-spacing: 2px;
        text-align:center;
    }
    .home-business-cont  a {
        display:block;
        width:160px;
        height:55px;
        line-height:55px;
        text-align:center;
        font-size:16px;
        color:#fff;
        border:1px solid #fff;
       margin:50px auto 0;
    }
.home-about-cont a:hover {
    color:#2559cc;
}
.home-business-cont a:hover {
    background:#2559cc;
}
.home-bus-classify {
    width: 100%;
    display:flex;
    flex-wrap:wrap;
    justify-content: center;
}
.home-bus-classify li {
    width:33.3333%;
    height:100px;
}
.home-bus-classify li a {
    display:block;
    width:100%;
    height:100%;
    padding:0 75px;
    display:flex;
    align-items:center;
}
.home-bus-class-img {
    width:55px;
}
.home-bus-class-img img {
    max-width:100%;
    display:block;
}
.home-bus-class-cont {
    font-weight: bold;
    font-size: 24px;
    color: #ffffff;
    text-decoration: none;
    color:#000;
    margin-left:20px;
}
.home-bus-classify li:hover {
    background:#2559cc;
}
.home-bus-classify li:hover .home-bus-class-cont {
    color:#fff;
}
.home-bus-list li {
    display:none;
}
.home-bus-list li a {
    display: block;
}
.home-bus-list li a img {
    width:100%;
    display:block;
}
.hover {
    background: #2559cc;
}
    .hover .home-bus-class-cont {
        color: #fff;
    }
.home-bus2 {
    background:rgb(244,244,244);
    padding-bottom:100px;
}
.home-service {
    padding:100px 0;
}
.home-ser-title h3 {
    font-size:36px;
    line-height:140%;
    text-align:center;
}
.home-ser-title h3 span {
    color:#2559cc;
}
.home-ser-title p {
    font-size: 20px;
    line-height: 160%;
    color: #000;
    text-align:center;
}
.home-ser-classify{
    overflow:hidden;
    
}
    .home-ser-classify li {
        float: left;
        width: 25%;
        border-right: 1px solid #e7e7e7;
        padding-bottom:15px;
    }
    .home-ser-classify li:last-child {
        border:none;
    }
        .home-ser-classify li a {
            display:block;
        }
        .home-ser-classify li .home-ser-class-img {
            width: 135px;
            margin: 0 auto;
        }
            .home-ser-classify li .home-ser-class-img:hover img {
                transform:rotateY(180deg);
            }
            .home-ser-class-img img {
                max-width: 100%;
                display: block;
                transition: all .5s;
            }
.home-ser-cont {
    margin:50px 0 0 ;
}
.home-ser-class-cont {
    color: rgba(0,0,0,1);
    font-size: 18px;
    font-weight: bold;
    text-align:center;
}
.home-ser-list{
    overflow:hidden;
    margin:50px -20px 0;
}
.home-ser-list li {
    float:left;
    width:50%;
    padding:0 20px;
}
    .home-ser-list li a {
       display:block;
       width:100%;
       position:relative;
    }
.home-ser-list-img img{
    width:100%;
    height:350px;
    object-fit:cover;
    display:block;
}
.home-ser-shadow {
    width:0;
    height:100%;
    transition:all .5s;
    background:rgba(37,89,204,90%);
    position:absolute;
    top:0;
    left:0;
}
.home-ser-list li:hover .home-ser-shadow {
    width:100%;
}
.home-ser-list-cont {
    position: absolute;
    top: 80px;
    width: 100%;
}
.home-ser-list-cont h3 {
    font-size: 36px;
    color: rgb(255, 255, 255);
    line-height: 160%;
    text-align: center;
}
.home-ser-list-cont h4 {
    font-size: 20px;
    color: rgb(255, 255, 255);
    line-height: 160%;
    text-align:center;
}
.home-ser-list-cont div {
    width: 135px;
    height: 45px;
    line-height: 45px;
    color: rgba(0,0,0,1);
    font-size: 16px;
    text-decoration: none;
    background:#fff;
    margin:20px auto 0;
    text-align:center;
}
.home-ser-list-cont div:hover {
    background:#2559cc;
    color:#fff;
}
.footer-logo {
    width:130px;
}
.footer-logo img {
    width:100%;
    display:block;
}
.footer-cont {
    background: rgb(0, 0, 0);
    padding:80px 0 0;
}
.footer-icon-list {
    overflow: hidden;
    margin-top:30px;
}
    .footer-icon-list li {
        width: 24px;
        height: 24px;
        float: left;
        margin-right:10px;
    }
    .footer-icon-list li a {
        display: block;
    }
    .footer-icon-list img {
        width: 100%;
        display: block;
    }
.footer-left-cont {
    width:25%;
}
.footer-contact-cont {
    width:65%;
    overflow:hidden;
}
    .footer-contact-cont div {
        width: 50%;
        float: left;
        color: rgb(204, 204, 204);
        font-size: 14px;
        line-height: 200%;
    }
.weima{
    width:10%;
}
.weima img {
    width:95px;
    height:95px;
    display:block;
    margin:0 auto;
}
.weima p {
    font-size:14px;
    line-height:140%;
    color:#fff;
    text-align:center;
    margin-top:15px;
}
.footer-pack {
    display:flex;
}
.footer-copyright a {
    display:block;
    font-size:14px;
    line-height:140%;
    color:#666;
}
.banner {
    position:relative;
}
.nbt {
    position:absolute;
    top:50%;
    transform:translateY(-50%);
    width:100%;
    z-index:9;
}
.nbt h3 {
    font-size: 36px;
    color: rgb(255, 255, 255);
    line-height: 200%;
    text-align:center;
    font-weight:500;
}
.about-cont {
    width:100%;
    height:100px;
    background:#fff;
    /*box-shadow:0 5px 10px rgba(0,0,0,50%);*/
}
.about-clasify {
    overflow:hidden;
    width:800px;
    margin:0 auto;
}
.about-clasify li {
    float: left;
    width: 25%;
}
    .about-clasify li a {
        display: block;
        text-align: center;
        line-height: 100px;
        font-size: 18px;
        color: #181818;
    }
    .about-clasify li:hover a {
        color:#2559cc;
        font-weight:700;
    }
.about-quality {
    padding: 100px 0;
    background: rgb(244, 244, 244);
}
    .public-title h3 {
        font-size: 36px;
        font-family: "Microsoft YaHei";
        color: rgb(0, 0, 0);
        line-height: 200%;
        text-align:center;
    }
    .public-title p {
        line-height: 200%;
        color: rgb(0, 0, 0);
        font-family: "Microsoft YaHei";
        font-size: 16px;
        text-align:center;
        width:1000px;
        margin:0 auto;
    }
.quality-img {
    margin-top:40px;
}
.quality-img img {
    width: 100%;
    display: block;
}
.about-advantage{
    padding:100px 0;
}
.advantage-list {
    overflow:hidden;
    margin:40px -15px 0;
}
.advantage-list li {
    width:33.33333%;
    float:left;
    padding:0 15px ;
}
.advantage-list li a {
    display:block;
}
.advantage-list-img img {
    width:100%;
    height:350px;
    object-fit:cover;
    display:block;
}
.advantage-list-cont {
    padding:20px;
}
.advantage-list-cont h3 {
    font-size:20px;
    line-height:160%;
    text-align:center;
    color:#000;
}
    .advantage-list-cont p {
        font-size: 14px;
        color: rgb(153, 153, 153);
        line-height: 160%;
        text-align:center;
        overflow:hidden;
        text-overflow:ellipsis;
        white-space:nowrap;
    }
.about-cooper {
    padding: 100px 0;
    background: rgb(244, 244, 244);
}

.str_wrap {
    overflow: hidden;
    /* zoom:1; */
    width: 100%;
    font-size: 12px;
    line-height: 16px;
    position: relative;
    -moz-user-select: none;
    -khtml-user-select: none;
    user-select: none;
    white-space: nowrap;
}

.str_move {
    white-space: nowrap;
    position: absolute;
    top: 0;
    left: 0;
    cursor: move;
}

.str_move_clone {
    display: inline-block;
    vertical-align: top;
    position: absolute;
    left: 100%;
    top: 0;
}

.str_vertical .str_move_clone {
    left: 0;
    top: 100%;
}

.str_down .str_move_clone {
    left: 0;
    bottom: 100%;
}

.str_vertical .str_move,
.str_down .str_move {
    white-space: normal;
    width: 100%;
}

.str_static .str_move,
.no_drag .str_move,
.noStop .str_move {
    cursor: inherit;
}

.str_wrap img {
    max-width: none !important;
}


.bx-index11-item ul {
    overflow: hidden;
    margin: 0 -7px;
    margin-top: 35px;
}

    .bx-index11-item ul li {
        padding: 0 7px;
        height: 90px;
        margin-top: 15px;
        width: 16.6%;
        display: inline-block;
        width: 270px;
        margin: 10px 0;
        overflow: hidden;
    }

.bx-index11-list {
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

    .bx-index11-list img {
        max-width: 90%;
        max-height: 90%;
    }

    .bx-index11-list .img {
        width: 100%;
        height: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
        overflow: hidden;
    }

       

   

    .bx-index11-list .img:hover:before {
        width: 100%;
    }

    .bx-index11-list .img:hover:after {
        width: 100%;
    }

    .bx-index11-list:hover::before {
        height: 100%;
    }

    .bx-index11-list:hover::after {
        height: 100%;
    }

@media (max-width:1000px) {
    .bx-index11 {
        padding: 30px 0;
    }

    .bx-index11-item ul {
        margin-top: 10px;
        margin: 0 -5px;
    }

        .bx-index11-item ul li {
            padding: 0 5px;
            margin-top: 10px;
            height: 70px;
        }

    .bx-index11-items ul li {
        width: 120px;
        height: 50px;
    }

    .bx-index11-header {
        padding-top: 30px;
        padding-bottom: 120px;
    }
}



    .profess-cont {
        padding: 100px 0;
        background: rgb(244, 244, 244);
    }
/*.profess-list{
    margin-top:40px;
}*/
.profess-list li {
    margin-bottom:30px;
}
    .profess-list li a  {
        display: flex;
    }
    .profess-list li:nth-child(2n) a {
        flex-direction:row-reverse;

    }
.profess-list-img {
    width:50%;
}
.profess-list-img img {
    width:100%;
    display:block;
}
.profess-list-cont {
    width:50%;
    padding:20px 40px;
    background:#fff;
}
    .profess-list-cont h3 {
        font-size: 24px;
        line-height: 200%;
        color: rgb(37, 89, 204);
        overflow:hidden;
        text-overflow:ellipsis;
        white-space:nowrap;
    }
        .profess-list-cont h3::after {
            content: '';
            width:25px;
            height:2px;
            display:block;
            background:#000;
            margin:20px 0;
        }
    .profess-list-cont p {
        font-size: 16px;
        line-height: 200%;
        color:#000;
        overflow:hidden;
        text-overflow:ellipsis;
        display:-webkit-box;
        -webkit-line-clamp:2;
        -webkit-box-orient:vertical;
    }
.group-cont {
    padding: 100px 0 ;
    background: rgb(244, 244, 244);
}
.group-list{
    display:flex;
    flex-wrap:wrap;
    margin:40px -15px 0;
}
.group-list li {
    width:33.33333%;
    padding:0 15px;
    margin-bottom:20px;
}
    .group-list li a {
        display: block;
        background: #fff;
        border-bottom: 10px solid #2559cc;
        height:100%;
    }
.group-list-img {
    /*height: 455px;*/
    display:flex;
    align-items:center;
    justify-content:center;
}
.group-list-img img {
    width: 100%;
    max-height:100%;
    object-fit: cover;
    display: block;
}
.group-list-cont {
    padding:20px 10px;
    
    
}
    .group-list-cont h3 {
        font-size: 20px;
        color: rgb(0, 0, 0);
        line-height: 200%;
        text-align:center;
    }
    .group-list-cont p {
        font-size: 16px;
        color: rgb(102, 102, 102);
        line-height: 160%;
        text-align:center;
    }
.history-swiper {
    width:100%;
    overflow:hidden;
    margin-top:40px;
}
.history-swiper-img img{
    width:100%;
    height:260px;
    object-fit:cover;
    display:block;
}
.history-swiper-cont p {
    color: #222222;
    font-family: Microsoft YaHei;
    font-size: 18px;
    line-height: 200%;
    text-align:center;
}
.history-swiper-cont h3 {
    font-size: 32px;
    line-height: 200%;
    text-align:center;
    color:#000;
}
.history-cont {
    padding:100px 0 150px;
    background:rgb(244,244,244);
}
.his-s {
    position:relative;
}
.arr-left, .arr-right {
    width:40px;
    position:absolute;
    top:40%;
    transform:translateY(-50%);
}
.arr-left img, .arr-right img {
    width:100%;
    display:block;
}
.arr-left {
    left:-50px;
}
.arr-right {
    right:-50px;
}
.his-border{
    width:100%;
    height:3px;
    background:#2559cc;
    margin-top:50px;
    display:flex;
    justify-content:space-around;
}
.his-border span {
    width:20px;
    height:20px;
    background:#2559cc;
    border-radius:100%;
    display:block;
    margin-top:-8px;
}
.pro-swiper {
    width:100%;
    overflow:hidden;
}
.pro-swiper img {
    width:100%;
    display:block;
    object-fit:cover;
}
.pro-classify {
    width:100%;
    height:100px;
    background:#fff;
}
.classify-list {
    width:100%;
    display:flex;
    justify-content:center;
}
.classify-list li {
   display:inline-block;
   padding:0 10px;
   min-width:20%;
}
    .classify-list li a {
        display:block;
        text-align:center;
        line-height:100px;
        font-size:18px;
        color:#000;
    }
    .classify-list li:hover a {
        color:#2559cc;
        font-weight:bold;
    }
.pro-list{
    padding:100px 0;
    background:rgb(244,244,244);
}
.pro-list-cont{
    overflow:hidden;
    margin:0 -20px;
}
.pro-list-cont li {
    width:33.33333%;
    float:left;
    padding:0 20px;
    margin-bottom:35px;
}
    .pro-list-cont li a {
        display:block;
    }
.pro-list-img {
    overflow:hidden;
}
.pro-list-img img {
    width: 100%;
    height:275px;
    object-fit:cover;
    display: block;
    transition: all .5s;
}
.pro-list-conts {
    text-align: center;
    font-size: 14px;
    color: #000000;
    font-weight: bold ;
    display: block;
    text-align: center;
    line-height: 140%;
    margin-top:10px;
}
.pro-list-cont li:hover img {
    transform:scale(1.1);
}
.pro-list-cont li:hover .pro-list-conts {
    color:#2559cc;
   
}
.news-classify{
    width:100%;
    height:100px;
    background:#fff;

}
.news-list {
    padding:50px 0 150px;
    background:rgb(244,244,244);
}
.news-list-cont {
    display:flex;
    flex-wrap:wrap;
    margin:0 -15px;
}
.news-list-cont li {
    width:33.3333%;
    padding:0 15px;
    margin-bottom:30px;
}
    .news-list-cont li a {
        display:block;
    }
.news-list-img {
    overflow:hidden;
}
.news-list-img img {
    width: 100%;
    height:275px;
    object-fit:cover;
    transition:all .5s;
    display: block;
}
.news-list-cont li:hover img{

    transform:scale(1.1);
}
.news-list-text {
    padding:10px 5px;
}
    .news-list-text h3 {
        font-size: 16px;
        padding-top: 6px;
        color: #000000;
        line-height: 140%;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
.time {
    display: block;
    font-size: 12px;
    padding-top: 2px;
    color: #929292;
    font-weight: normal;
    line-height: 140%;
}
.news-desc {
    font-size: 14px;
    line-height: 24px ;
    padding-top: 5px;
    color: #666666;
    overflow:hidden;
    text-overflow:ellipsis;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
}
.contact-cont{
    padding:100px 0;
    background:rgb(244,244,244);
}
.contact-title h3 {
    font-size: 24px;
    color: rgb(0, 0, 0);
    line-height:140%;
}
.profess-list-cont div {
    max-height:200px;
    overflow:auto;
}
.contact-title p {
    font-size: 14px;
    color: rgb(153, 153, 153);
    line-height: 140%;
}
.contact-list {
    margin-top:50px;
}
    .contact-list li {
        display:flex;
        align-items:center;
        margin-bottom:30px;
    }
    .contact-list li img {
        width: 50px;
        height: 50px;
        object-fit: cover;
        display: block;
    }
        .contact-list li div {
            width:calc(100% - 50px);
            padding-left:15px;
        }
        .contact-list li p {
            font-size: 14px;
            line-height: 160%;
            font-weight: bold;
        }
        .contact-list li span {
            font-size:14px;
            line-height:160%;
        }
.contact-top-left-cont{
    width:65%;
}
.messager {
    width:35%;
}
    .message input {
        width: 100%;
        height: 50px;
        font-size: 14px;
        line-height: 50px;
        border: none;
        outline: none;
        background: #e7e7e7;
        padding:0 10px;
        margin-bottom:10px;
        color:#000;
    }
.contact-top-cont {
    display:flex;
}
.message textarea {
    width: 100%;
    height: 100px;
    border: none;
    outline: none;
    resize: none;
    font-size: 14px;
    padding: 10px;
    background: #e7e7e7;
}
.submite {
    width:120px;
    height:50px;
    line-height:50px;
    background:#2559cc;
    color:#fff;
    text-align:center;
    font-size:16px;
    margin-top:10px;
}
.map {
    margin-top:50px;
    width:100%;
}
.map * {
    width:100%;
}
.footer-copyright  {
    padding:10px 0;
}
.footer-logo a {
    display:block;
}
.logo a {
    display:block;
}
.active>a {
    color:#2559cc !important;
    font-weight:700 !important;
}
@media(max-width:1500px) {
    .layout {
        width:1200px;
    }
}
@media (max-width:1000px) {
    .layout {
        width:100%;
    }
    header {
        position:relative;
        z-index:9999;
    }
    .navlist {
        width:100%;
        position:absolute;
        top:100%;
        left:0;
        background:#fff;
        padding:10px;
        display:none;
    }
    .w-nav {
        display:block;
        margin:0;
    }
        .w-nav li {
            width:100%;
            height:auto;
        }
        .w-nav li a {
            font-size: 14px;
            line-height: 30px;
        }
    .logo {
        height:60px;
        padding:10px 10px;
    }
    .top-contact {
        margin-left:0;
        margin-right:80px;
        font-size:14px;
    }
    .iconfont{
        width:40px;
        height:40px;
        position:absolute;
        top:50%;
        right:10px;
        transform:translateY(-50%);
    }
    .iconfont i {
        width:100%;
        height:100%;
        position:absolute;
    }
    .iconfont .cha {
        background:url(../images/cha.png) no-repeat center/100% 100%;
        display:none;
    }
    .iconfont .dh {
        background:url(../images/nav.png) no-repeat center/100% 100%;
    }
    .er-nav {
        position:initial;
        display:block;
        width:100%;
    }
    .er-nav a {
        font-size:14px;
        font-weight:bold;
        text-align:center;
    }
    .banner-title h2,
    .banner-title h2 span {
        font-size: 20px;
        line-height: 40px;
    }
    .banner-title p{
        font-size:15px;
        line-height:30px;
    }
    .banner-title a{
        width:120px;
        height:30px;
        font-size:13px;
        line-height:30px;
        margin-top:20px;
    }
    .swiper-button-next, .swiper-button-prev,
    .swiper-pagination {
        display: none;
    }
    .home-about{
        padding:25px 10px;
    }
    .home-about-pack{
        display:block;
    }
    .home-about-left-img{
        width:100%;
        height:auto;
    }
    .home-about-cont{
        width:100%;
        padding:20px;
    }
        .home-about-cont p{
            font-size:13px;
            line-height:26px;
        }
        .home-about-cont a{
            font-size:13px;
            line-height:26px;
            margin-top:40px;
        }
    .home-about-right-img{
        width:100%;
        height:auto;
    }
    .home-expert{
        padding:25px 10px;
    }
    .home-expert-title h3{
        font-size:20px;
        line-height:40px;
    }
    .home-expert-title p{
        font-size:15px;
        line-height:30px;
    }
    .home-ex-list {
        padding:20px 0 0;
        margin:0;
    }
        .home-ex-list li{
            width:100%;
            padding:0;
            margin-bottom:20px;
        }
    .home-ex-list-cont {
        padding:20px 10px;
    }
        .home-ex-list-cont h4{
            font-size:15px;
            line-height:30px;
        }
        .home-ex-list-cont p{
            font-size:13px;
            line-height:26px;
        }
    .home-video{
        height:auto;
    }
    .home-business-cont h3 {
        font-size:20px;
        line-height:40px;
        margin:20px 0 0;
    }
    .home-business-cont p{
        font-size:15px;
        line-height:30px;
        padding:0 10px;
    }
    .home-business-cont a {
        width:120px;
        height:30px;
        line-height:30px;
        font-size:13px;
        margin-top:20px;
    }
    .home-bus-classify li{
        width:100%;
    }
    .home-bus2{
        padding-bottom:25px;
    }
    .home-bus-class-cont{
        font-size:20px;
    }
    .home-service{
        padding:25px 10px;
    }
    .home-ser-title h3{
        font-size:20px;
        line-height:40px;
    }
    .home-ser-title p{
        font-size:15px;
        line-height:30px;
    }
    .home-ser-classify li{
        width:50%;
        border:none;
    }
    .home-ser-class-cont{
        font-size:15px;
        line-height:30px;
    }
    .home-ser-list{
        margin:20px 0 0;
    }
        .home-ser-list li{
            width:100%;
            padding:0;
        }
    .footer-cont{
        padding:25px 10px;
    }
    .footer-pack{
        display:block;
    }
    .footer-left-cont {
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items:center;
    }
    .footer-icon-list{
        margin:0;
    }
    .footer-contact-cont {
        width: 100%;
        margin-top: 20px;
    }
        .footer-contact-cont div{
            width:100%;
            float:none;
        }
    .weima{
        margin:20px 0 0;
        width:100%;
    }
    .footer-copyright a{
        font-size:13px;
        line-height:26px;
        text-align:center;
    }
    .nbt h3{
        font-size:20px;
    }
    .contact-cont{
        padding:25px 10px;
    }
    .contact-top-cont{
        display:block;
    }
    .contact-top-left-cont {
        width:100%;
    }
    .contact-title h3{
        font-size:20px;
        line-height:40px;
    }
    .contact-title p {
        font-size:13px;
        line-height:26px;
    }
    .contact-list{
        margin-top:20px;
    }
    .message input{
        height:40px;
        line-height:40px;
    }
    .submite{
        height:40px;
        line-height:40px;
        font-size:13px;
    }
    .classify-list{
        width:100%;
    }
        .classify-list li a,
        .about-clasify li a {
            font-size: 14px;
            line-height: 50px;
        }
    .news-classify{
        height:auto;
    }
    .news-list{
        padding:25px 10px;
    }
    .news-list-cont{
        margin:0;
    }
    .news-list-cont li {
        width: 100%;
        padding: 0;
    }
    .news-list-img img{
        height:auto;
    }
    .news-list-cont h3{
        font-size:15px;
        line-height:30px;
    }
    .news-desc{
        font-size:13px;
        line-height:26px;
    }
    .pro-swiper img{
        height:200px;
    }
    .pro-classify{
        height:auto;
    }
    .pro-list{
        padding:25px 10px;
    }
    .pro-list-cont {
        margin:0;
    }
    .pro-list-cont li {
        width: 100%;
        padding: 0;
    }
    .pro-list-conts{
        font-size:13px;
        line-height:26px;
    }
    .about-clasify{
        width:100%;
    }
    .about-cont{
        height:auto;
    }
    .about-quality{
        padding:25px 10px;
    }
    .public-title h3{
        font-size:20px;
        line-height:40px;
    }
    .public-title p {
        font-size:15px;
        line-height:30px;
        width:100%;
    }
    .quality-img{
        margin-top:20px;
    }
    .about-advantage{
        padding:25px 10px;
    }
    .advantage-list{
        margin:20px 0 0;
    }
        .advantage-list li{
            width:100%;
            padding:0;
            margin:0 0 20px;
        }
    .advantage-list-cont h3{
        font-size:15px;
        line-height:30px;
    }
    .advantage-list-cont p{
        font-size:13px;
        line-height:26px;
    }
    .about-cooper{
        padding:25px 10px;
    }
    .bx-index11-items ul li{
        width:150px;
    }
    .profess-cont{
        padding:25px 10px;
    }
    .profess-list {
        margin-top:20px;
    }
        .profess-list li a{
            display:block;
        }
    .profess-list-img{
        width:100%;
    }
    .profess-list-cont{
        width:100%;
        padding:20px;
    }
        .profess-list-cont h3{
            font-size:20px;
            line-height:40px;
        }
        .profess-list-cont p{
            font-size:13px;
            line-height:26px;
        }
    .group-cont{
        padding:25px 10px;
    }
    .group-list{
        margin:20px 0 0;
    }
        .group-list li{
            width:100%;
            padding:0;
            margin-bottom:20px;
        }
    .group-list-cont{
        padding:20px;
    }
        .group-list-cont p{
            font-size:13px;
            line-height:26px;
        }
    .history-cont{
        padding:25px 10px;
    }
    .his-border,
    .arr-left, .arr-right {
        display: none;
    }
    .home-ser-list-cont h3{
        font-size:20px;
        line-height:40px;
    }
    .home-ser-list-cont h4{
        font-size:15px;
        line-height:30px;
    }
    .er-nav {
        display:none;
    }
    .home-ser-list-cont div{
        width:120px;
        height:40px;
        font-size:13px;
        line-height:40px;
    }
}