* {
        padding: 0;
        margin: 0;
    }
    
    a {
        text-decoration: none;
    }
    
    ul li {
        list-style: none;
    }
    body{
        overflow-x:hidden;
    }
    /* 导航 */
    
    .nav {
        width: 100%;
        height: 80px;
        background-color: rgba(33, 33, 45, 0.6);
        position: fixed;
        float: left;
        z-index: 12;
    }
    
    .nav-one {
        max-width: 1260px;
        width: 100%;
        margin: 0 auto;
        height: auto;
    }
    .logo {
        width: 235px;
        height: 60px;
        margin-left: 4px;
        margin-top: 10px;
        float: left;
        background-image: url(../img/logo.png);
        background-position: center center;
        background-repeat: no-repeat;
    }
    .nav1-nav ul{
        overflow: hidden;
    }
    
    .mobile {
        display: none;
    }
   
    .nav1-nav {
        width: 100%;
        padding-left: 300px;
        box-sizing: border-box
    }
    .li1 {
        margin-left: 3%;
        text-align: center;
        line-height: 87px;
        display: block;
        float: left;
        position: relative;
    }
    
    .li2 {
        text-align: center;
        line-height: 87px;
        display: block;
        float: left;
        margin-left: 2%;
    }
    
    .li1 i {
        position: absolute;
        bottom: 25px;
        left: 11px;
        display: block;
        width: 0;
        height: 2px;
        transition: all 0.5s;
        background-color: #AF2523;
    }
    
    .nav1-nav-a {
        width: 137%;
        display: block;
        font-size: 16px;
        color: white;
    }
    
    .li1:hover {
        cursor: pointer;
    }
    
    .li1:hover i {
        bottom: 25px;
        left: 11px;
        width: 100%;
    }
    
    .zhuanhuan {
        width: 103px;
        height: 90px;
        line-height: 90px;
        float: left;
        position: relative;
    }
    
    .yingwen {
        display: block;
        cursor: pointer;
        color: white;
        font-size: 16px;
    }
    
    .zhongwen {
        display: none;
        font-size: 16px;
        margin-top: -176%;
        position: absolute;
        top: 240px;
        left: 38px;
        width: 100%;
    }
    
    .zhongwen_a {
        display: block;
        color: #21212D;
        background-color: white;
        width: 57%;
        height: 23px;
        line-height: 23px;
        text-align: center;
        border-radius: 3px 3px;
    }
    
    .zhuanhuan:hover .zhongwen {
        display: block;
        cursor: pointer;
    }
    
    .sanjiao {
        position: absolute;
        left: 76%;
        top: 42%;
        float: left;
        width: 65%;
        height: 20px;
        background-image: url(../img/sanjiao\ \(2\).png);
        background-repeat: no-repeat;
    }
    
    .pcbanner {
        width: 100%;
        max-height: 800px;
    }
    
    .btn {
        margin-top: 2%;
        width: 16%;
        height: 42px;
        border: none;
        color: white;
        background-color: #AF2523;
    }
    .item img{
        cursor: pointer;
    }
    /* 推荐产品内容弄 */
    
    .main {
        width: 100%;
        background-color: #FFFFFF;
    }
    
    .products {
        margin: 0 auto;
        width: 80%;
        height: auto;
        padding-top: 3%;
        padding-bottom: 1%;
        box-sizing: border-box;
    }
    
    .products i {
        display: block;
        width: 6%;
        border-bottom: 3px solid black;
        margin: 1% auto;
    }
    
    .products_s1 {
        display: block;
        text-align: center;
        font-size: 17px;
    }
    
    .products_s2 {
        display: block;
        text-align: center;
        font-size: 30px;
    }
    
    .products1 {
        width: 1200px;
        height: auto;
        margin: auto;
        padding-bottom: 1%;
        box-sizing: border-box;
    }
    .probtn {
        width: 100%;
        height: auto;
        overflow: hidden;
        margin: 0 auto;
        /* text-align: center; */
    }
    
    .btn1 {
        display: inline-block;
        width: 270px;
        height: 40px;
        margin:  0 10px;
        margin-bottom: 20px;
        border: none;
        background-color: #F0F0F0;
        color: black;
        display: inline-block;
        text-align: center;
        line-height: 40px;
    }
    .pbtn1 {
        background-color: #AF2523;
         color: white;
    }
    .btn1:hover {
        background-color: #AF2523;
        color: white;
        cursor: pointer;
    }
    
    .prolunbo {
        margin: 0 auto;
        width: 1250px;
        height: auto;
    }
    
    .pro2-1 {
        width: 70%;
    }
    
    .pro2-2 {
        width: 100%;
        position: relative;
        background-color: #FFFFFF;
        padding-bottom: 140%
    }
    .pro2-2 img{
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        margin: auto;
        max-width: 100%;
        max-height: 100%;
    }
    
    .pro2-1 p {
        background-color: #E0E0E0;
        text-align: center;
        line-height: 45px;
        margin-top: -2px;
        font-size: 16px;
        padding: 5px;
        box-sizing: border-box;
       text-overflow: ellipsis;
       white-space: nowrap;
       overflow: hidden;
    }
    
    .pro2-1 p:hover {
        background-color: #AF2523;
        color: white;
        cursor: pointer;
    }
    
    .pro3 {
        height: auto;
        padding: 60px 0 0;
        background-color: #21212D;
        margin-top: -75px;
        box-sizing: border-box;
    }
    
    .btn2 {
        background-color: #F0F0F0;
        display: block;
        width: 146px;
        height: 45px;
        color: black;
        font-size: 14px;
        margin: 3% auto;
        text-align: center;
        line-height: 46px;
    }
    
    .btn2:hover {
        background-color: #AF2523;
        color: white;
        cursor: pointer;
    }
    /* 过渡条 */
    
    .pro4 {
        width: 1200px;
        height: 30px;
        background-color: #292937;
        margin: 0 auto;
    }
    /* 关于我们 */
    
    .guanyu {
        padding-top: 45px;
        width: 100%;
        background-color: #21212D;
        display: block;
        margin-top: -1px;
        padding-bottom: 20px;
    }
    
    .guanyu_phone {
        display: none;
    }
    
    .guanyu1 {
        margin: 0 auto;
        width: 1250px;
        height: auto;
    }
    .guanyu1 pre{
        height: auto;
    }
    .guanyu1_ag,
    .guanyu1_ag1 {
        display: block;
        color: white;
        text-align: center;
        font-size: 18px;
        /* padding-top: 5%;
        box-sizing: border-box; */
    }
    
    .guanyu1_ag1 {
        font-size: 36px;
        padding-top: 0%;
        box-sizing: border-box;
    }
    
    .guanyu1_ag2 {
        width: 100%;
        height: auto;
        display: block;
        margin-top: 3%;
        text-align: center;
        line-height: 32px;
        color: white;
        font-size: 16px;
        font-family: Microsoft YaHei;
        letter-spacing: 1px;
        white-space:pre-wrap;
    }
    
    .guanyu1 i {
        display: block;
        width: 6%;
        border-bottom: 3px solid white;
        margin: 1% auto;
    }
    .btn3 {
        background-color: #F0F0F0;
        display: block;
        width: 146px;
        height: 45px;
        color: black;
        font-size: 14px;
        margin: 3% auto;
        text-align: center;
        line-height: 46px;
    }
    
    .btn3:hover {
        background-color: #AF2523;
        color: white;
        cursor: pointer;
    }
    /* 视频播放 */
    
    .video {
        margin: 0 auto;
        width: 1250px;
        /*height: 250px;*/
        padding-bottom: 10px;
        box-sizing: border-box;
    }
  
    .video1 {
        width: 246px;
        height: auto;
        display: inline-block;
        vertical-align: top;
    }
    
    .video1-1 {
        width: 103%;
        height: 120px;
        background-repeat: no-repeat;
        background-position: center center;
        background-image: url(../img/xianyuan.png);
    }
    
    .video2 {
        width: 120px;
        height: 120px;
        border: 1px solid #32323E;
        background-color: #21212D;
        border-radius: 50%;
        margin: 0 auto;
        position: relative;
    }
    .gvideo2 {
        width: 120px;
        height: 120px;
        border: 1px solid #32323E;
        background-color: #AF2523;
        border-radius: 50%;
        margin: 0 auto;
        position: relative;
        cursor: pointer;
    }
    
    .video2:hover {
        background-color: #AF2523;
        cursor: pointer;
    }
    
    .video2 img, .gvideo2 img {
        position: absolute;
        top: 38%;
        left: 34%;
    }
    .video2-2 {
        width: 20px;
        height: 20px;
        border: 1px solid #32323E;
        border-radius: 50%;
        margin-top: 50px;
    }
    
    .video1 span {
        display: block;
        color: white;
        font-size: 16px;
        text-align: center;
        line-height: 32px;
    	margin: 20px 0;
    }
    
    .yuan {
        width: 75px;
        height: auto;
        margin: 0% auto;
        padding-bottom: 4%;
        box-sizing: border-box;
        display: flex;
        justify-content: space-around;
    }
    
    .yuan1 {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background-color: white;
    }
    
    .yuan1:hover {
        cursor: pointer;
        background-color: #AF2523;
    }
    /* 最新动态 */
    
    .dongtai {
        width: 100%;
        height: auto;
    }
    
    .dongtai1 {
        margin: 0 auto;
        width: 80%;
        height: auto;
        padding-top: 3%;
        padding-bottom: 1%;
        box-sizing: border-box;
    }
    
    .dongtai1 i {
        display: block;
        width: 6%;
        border-bottom: 3px solid black;
        margin: 1% auto;
    }
    
    .dongtai1_s1 {
        display: block;
        text-align: center;
        font-size: 17px;
    }
    
    .dongtai1_s2 {
        display: block;
        text-align: center;
        font-size: 30px;
    }
    
    .dongtai2 {
        margin: 0 auto;
        width: 1250px;
        height: auto;
        overflow: hidden;
        /* display: flex;
        justify-content: space-around; */
    }
    
    .dongtai2-1,.dongtai2-2 {
        width: 23%;
        height: auto;
        float: left;
        margin-left: 25px;
    }
    
    .tu1 {
        width: 288px;
        height: 162px;
        overflow: hidden;
    }
    .tu1 img{
        width: 100%;
    }
    .tu1:hover img{
        transition: all 0.4s;
        transform: scale(1.1, 1.1);
    }
    
    .tu1_s1 {
        display: block;
        color: black;
        font-size: 16px;
        line-height: 24px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        margin-top: 2%;
    }
    
    .tu1_s1:hover {
        color: #AF2523;
    }
    
    .xiaoguo {
        color: #AF2523;
        font-size: 14px;
        margin-top: 10px;
    }
    
    .tu1_s2 {
        display: block;
        color: #999;
        line-height: 24px;
        font-size: 13px;
        overflow : hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
    }
    
    .dongtai2-1:hover {

        cursor: pointer;
    }
    .btn4 {
        background-color: #21212D;
        display: block;
        width: 146px;
        height: 45px;
        color: white;
        font-size: 14px;
        margin: 3% auto;
        text-align: center;
        line-height: 46px;
        clear: both;
    }
    
    .btn4:hover {
        background-color: #AF2523;
        color: white;
        cursor: pointer;
    }
    /* 底部 */
    
    .footer {
        width: 100%;
        height: auto;
        margin-top: 40px;
        background-color: #292929;
        float: left;
    }
    
    .footer1 {
        width: 100%;
        height: 80px;
        margin: 0 auto;
        border-bottom: 1px solid rgba(000, 000, 000, 0.3);
    }
    
    .footer1-1 {
        margin: 0px auto;
        width: 1250px;
        height: 80px;
    }
    
    .footer1-2 {
        width: 20%;
        height: 80px;
        background-image: url(../img/dilogo.png);
        background-repeat: no-repeat;
        background-position: 11px 28px;
        float: left;
    }
    
    .footer1-1>p {
        color: white;
        font-size: 19px;
        line-height: 91px;
        margin-left: -31px;
        float: left;
    }
    
    .daohang {
        margin-left: 10px;
        /* display: flex; */
        width: 68%;
        position: relative;
        height: 80px;
        float: left;
    }
    
    .daohang li {
        margin-left: 49px;
        line-height: 97px;
        position: relative;
        float: left;
    }
    
    .daohang i {
        position: absolute;
        bottom: 30px;
        left: 0px;
        display: block;
        width: 0px;
        height: 2px;
        transition: all 0.5s;
        background-color: #AF2523;
    }
    
    .daohang>li:hover {
        cursor: pointer;
    }
    
    .daohang>li>a {
        color: white;
        font-size: 15px;
    }
    
    .daohang li:hover i {
        width: 65px;
    }
    
    .footer2 {
        margin: 0 auto;
        width: 1250px;
        height: auto;
        display: block;
        overflow: hidden;
    }
    
    .footer2-1 {
        width: 75%;
        height: auto;
        float: left;
        padding-left: 10px;
        box-sizing: border-box;
    }
    .footer2-1 p.lianjie{
        margin: 0 !important;
    }

    .footer2-1 .lianjie {
        color: rgb(151, 151, 151);
        padding-top: 30px;
        box-sizing: border-box;
        line-height: 29px;
        font-size: 15px;
        font-family:Microsoft YaHei;
    }
    
    .lianjie a {
        margin-left: 10px;
        color: rgb(151, 151, 151);
    }
    
    .footer2-1 .lianjie1 a:hover {
        color: rgb(209, 209, 209);
    }
    
    .footer2-1 .lianjie1{
        color: #696969;
        padding-top: 20px;
        padding-bottom: 20px;
        box-sizing: border-box;
        font-size: 14px;
        font-family:Microsoft YaHei;
    }
    .footer2-1 .lianjie1 a{
        color: #696969;
        margin-right:10px;
    }
    .footer2-2 {
        width: 102px;
        height: 135px;
        margin-left: 165px;
        margin-top: 25px;
        float: left;
    }
    
    .erweime {
        width: 102px;
        height: 102px;
        background-image: url(../img/erweima.png);
    }
    
    .sys {
        color: #696969;
        font-size: 13px;
        text-align: center;
        line-height: 30px;
        font-family:Microsoft YaHei;
    }
    
    .footer3 {
        width: 100%;
        height: 50px;
        /* display: flex;
        justify-content: space-around; */
        background-color: #1B1B1B;
        /* display: block; */
        float: left;
    }
    
    .footer3-1 {
        width: 1250px;
        height: auto;
        margin: 0 auto;
    }
    
    .footer3-1 span {
        color: #696969;
        font-size: 14px;
        line-height: 50px;
        padding-left: 10px;
        box-sizing: border-box;
        font-family: Microsoft YaHei;
    }
    
    .footer3-1 span a {
        color: #696969;
        font-size: 14px;
        line-height: 50px;
        font-family:Microsoft YaHei;
    }
    
    .footer3-1 span a:hover {
        color: rgb(209, 209, 209);
        cursor: pointer;
    }
    
    .footer3-1_s1 {
        float: right;
        font-family:Microsoft YaHei;
    }
    /* 手机端隐藏内容 */
    
    .mobile {
        display: none;
    }
    
    .mobile_footer {
        display: none;
    }
    
    .dongtai2_mobile {
        display: none;
    }
    .mobile-protu{
        display: none;
    }
    
    @media screen and (max-width:1650px) {
        .footer2 {
            width: 75%;
        }
        .mobile {
            display: none;
        }
        .mobile_footer {
            display: none;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:1450px) {
        .footer2 {
            width: 90%;
        }
        .mobile {
            display: none;
        }
        .mobile_footer {
            display: none;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:1300px) {
        .mobile {
            display: none;
        }
        .mobile_footer {
            display: none;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:1250px) {
        .probtn{
           white-space: nowrap;
        }
        .products1 {
            width: 1000px;
            overflow: auto;
        }
        .pbtn1 {
            width: 136px;
        }
        .prolunbo {
            margin: 0 auto;
            width: 1220px;
            height: auto;
        }
        .pro4 {
            width: 1095px;
        }
        .guanyu1_ag2 {
            width: 94%;
            margin: auto;
        }
        .video {
            width: 1000px;
            overflow: auto;
            white-space: nowrap;
        }
        .tu1 {
            width: 204px;
            height: 124px;
        }
        .video1-1 {
            background-size: 100%;
        }
        .dongtai2 {
            width: 1190px;
        }
        .footer1-1 {
            width: 1170px;
        }
        .footer3-1 {
            width: 1180px;
        }
        .nav{
            display: none;
        }
        .mobile {
            display: block;
        }
        .mobile_footer {
            display: none;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:1200px) {
        .nav {
            display: none;
        }
        .guanyu1 {
            width: 1015px;
        }
        .mobile {
            display: block;
        }
        .prolunbo {
            width: 800px;
        }
        .pro2-1 p {
            line-height: 37px;
            font-size: 14px;
        }
        .guanyu1 {
            width: 1151px;
        }
        .pro4 {
            width: 1020px;
        }
        .daohang li {
            margin-left: 42px;
        }
        .footer {
            height: auto;
        }
        
        .footer1{
            display: none;
        }
        .footer1-1>p {
            margin-left: 0;
        }
        .footer1-1 {
            width: 1120px;
        }
        .footer2-2 {
            margin-left: 7%;
            margin-top: 4%;
        }
        .footer3-1 {
            width: 1020px;
        }
        .mobile_footer {
            display: none;
        }
        .pro4 {
            width: 920px;
        }
        .dongtai2 {
            width: 900px;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:1100px) {
        .guanyu1 {
            width: 1000px;
        }
        .dongtai2 {
            width: 900px;
        }
        .footer1 {
            display: none;
        }
        .footer {
            height: auto;
            margin-top: 0;
        }
        .footer3-1 {
            width: 930px;
        }
        .mobile_footer {
            display: none;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:1000px) {
        .btn {
            width: 21%;
        }
        .pro2-1>p {
            line-height: 40px;
            font-size: 10px;
        }
        .guanyu1 {
            width: 918px;
        }
        .guanyu1_ag1 {
            font-size: 30px;
        }
        .dongtai2 {
            width: 900px;
        }
        .footer3-1 {
            width: 900px;
        }
        .pro3 {
            height: auto;
            padding: 80px 0 0 0;
        }
        .pro4 {
            width: 700px;
        }
        .mobile_footer {
            display: none;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:900px) {
      
        .guanyu1 {
            width: 870px;
        }
        .dongtai2 {
            width: 850px;
        }
        .footer3-1 {
            width: 840px;
        }
        .footer3-1 span {
            font-size: 12px;
        }
        .footer3-1 {
            width: 780px;
        }
        .pro3 {
            height: auto;
            padding: 76px 0 0 0;
            box-sizing: border-box;
        }
        .pro4 {
            width: 688px;
        }
        .mobile_footer {
            display: none;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:850px) {

        .guanyu1 {
            width: 796px;
        }
        .dongtai2 {
            width: 786px;
        }
        .footer3-1 {
            width: 745px;
        }
        .mobile_footer {
            display: none;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:800px) {
        .prolunbo {
            width: 580px;
        }
        .guanyu1 {
            width: 774px;
        }
        .video2 {
            width: 90px;
            height: 90px;
        }
        .gvideo2 {
            width: 90px;
            height: 90px;
        }
        .video1-1 {
            height: 90px;
        }
        .video2 video,
        .video2-1 video {
            position: absolute;
            top: 29%;
            left: 29%;
        }
        .video1 span {
            font-size: 12px;
        }
        .dongtai2 {
            width: 730px;
        }
        .footer3-1 {
            width: 740px;
        }
        .pro4 {
            width: 510px;
        }
        .dongtai2 {
            width: 675px;
        }
        .mobile_footer {
            display: none;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
        .products1{
            display: none;
        }
        .video{
            display: none;
        }
    }
    
    @media screen and (max-width:700px) {
        .btn {
            width: 20%;
            font-size: 12px;
            height: 30px;
        }
        .prolunbo {
            width: 447px;
        }
        .pro2-1>p {
            line-height: 30px;
            font-size: 10px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .pro4 {
            width: 425px;
            height: 19px;
        }
        .products_s1 {
            font-size: 12px;
        }
        .products_s2 {
            font-size: 24px;
        }
        .guanyu1 {
            width: 675px;
        }
        .guanyu1_ag {
            font-size: 12px;
        }
        .guanyu1_ag1 {
            font-size: 24px;
        }
        .guanyu1_ag2 {
            line-height: 25px;
            font-size: 12px;
        }
        .video1 span {
            font-size: 12px;
        }
        .dongtai1_s1 {
            font-size: 12px;
        }
        .dongtai1_s2 {
            font-size: 24px;
        }
        .dongtai2 {
            width: 645px;
        }
        .footer2 {
            display: none;
        }
        .footer3-1 {
            display: none;
        }
        .footer3 {
            height: auto;
        }
        /* 手机端底部 */
        .mobile_footer {
            display: block;
        }
        .mobile_footer {
            color: rgb(151, 151, 151);
            padding: 18px;
            box-sizing: border-box;
            line-height: 21px;
            font-size: 12px;
            text-align: center;
            width: 118%;
        }
        .mobile_footer a:hover {
            color: rgb(209, 209, 209);
        }
        .mobile_footer a {
            margin-left: 5px;
            color: rgb(151, 151, 151);
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:600px) {
        .guanyu1 {
            width: 525px;
        }
        .video {
            width: 500px;
        }
        .dongtai2 {
            width: 560px;
        }
        .tu1_s1 {
            font-size: 12px;
        }
        .tu1_s2 {
            line-height: 19px;
            font-size: 10px;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:500px) {
        .btn {
            height: 20px;
        }
        .guanyu1 {
            width: 460px;
        }
        .video {
            width: 450px;
        }
        .video1 span {
            font-size: 12px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .dongtai2 {
            width: 470px;
        }
        .dongtai2_mobile {
            display: none;
        }
        .mobile-protu{
            display: none;
        }
    }
    
    @media screen and (max-width:450px) {
        .pcbanner {
            margin-top: 59px;
        }
        .pro4 {
            width: 325px;
            height: 19px;
        }
        .guanyu1 {
            width: 380px;
            padding-top: 6%;
            padding-bottom: 5%;
            box-sizing: border-box;
        }
        .dongtai2 {
            display: none;
        }
        .dongtai2_mobile {
            display: block;
        }
        .dongtai2_mobile {
            margin: 0 auto;
            width: 100%;
            height: 400px;
        }
        .dongtai2-1,
        .dongtai2-2 {
            width: 44%;
            float: left;
            margin: 11px 3%;
            margin-right: 2%;
        }
        .tu1 {
            width: 100%;
            height: auto;
            overflow: hidden;
        }
        .tu1 img:hover {
            transform: scale(1.1, 1.1);
        }
        .tu1_s1 {
            display: block;
            color: black;
            font-size: 12px;
            line-height: 24px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .tu1_s1:hover {
            color: #AF2523;
        }
        .xiaoguo {
            color: #AF2523;
            font-size: 14px;
            margin-top: 10px;
        }
        .tu1_s2 {
            line-height: 18px;
            font-size: 12px;
        }
        .dongtai2-1:hover {
            cursor: pointer;
        }
        .yangshi {
            font-size: 12px;
            background-color: #E5E5E5;
        }
        .prolunbo{
            display: none;
        }
        .mobile-protu{
            display: block;
        }
        .mobile-protu{
            width: 100%;
            height: auto;
        }
        .protu{
            width: 92%;
            height: auto;
            margin: auto;
           
        }
        .protu li {
            display: inline-block;
            margin-left: 19px;
            margin-top: 2%;
        }
        .protu li img {
            width: 160px;
            height: 165px;
        }
        .protu li p {
            width: 160px;
            height: 30px;
            text-align: center;
            line-height: 30px;
            overflow: auto;
            white-space: nowrap;
            text-overflow: ellipsis;
            font-size: 12px;
            color: black;
            background-color: #F0F0F0;
        }
        .btn2 {
            width: 106px;
            height: 34px;
            line-height: 34px;
            margin: 6% auto;
        }
        .btn3 {
            width: 106px;
            height: 34px;
            line-height: 34px;
        }
        .btn4 {
            width: 106px;
            height: 34px;
            line-height: 34px;
            margin: 5% auto;
        }
        .products {
            padding-top: 6%;
            padding-bottom: 3%;
        }
        .guanyu1 i {
            width: 10%;
            margin: 3% auto;
        }
        .products1 {
            width: 400px;
            overflow: auto;
        }
        .video {
            width: 390px;
        }
        .guanyu1_ag2 {
            line-height: 20px;
            font-size: 12px;
        }
        .guanyu1_ag1 {
            font-size: 24px;
            padding-top: 1%;
        }
        .guanyu1 pre {
            height: auto;
        }
        .dongtai1 {
            padding-top: 6%;
            padding-bottom: 1%
        }
        .dongtai1_s2 {
            font-size: 24px;
            margin-top: 1%;
        }
        .dongtai1 i {
            width: 10%; 
            margin: 3% auto;
        }
        .products_s2 {
            font-size: 24px;
            margin-top: 1%;
        }
        .products i {
            width: 10%;
            margin: 3% auto;
        }
      
        /* 手机端轮播图箭头隐藏 */
        .jiantou{
            display: none;
        }
    }
    
    @media screen and (max-width:400px) {
    
        .products_s2 {
            font-size: 20px;
        }
        .products i {
            width: 14%;
        }
        .products1 {
            width: 310px;
            overflow: auto;
        }
        .pro4 {
            width: 279px;
            height: 19px;
        }
        .guanyu1_ag1 {
            font-size: 20px;
        }
        .guanyu1 i {
            width: 14%;
        }
        .guanyu1 {
            width: 360px;
        }
        .video {
            width: 320px;
        }
        .protu li {
                margin-left: 17px;
            
        }
        .pcbanner {
            margin-top: 59px;
        }
        .protu li img {
            width: 145px;
            height: 165px;
        }
        .protu li p {
            width: 145px;
            height: 25px;
            text-align: center;
            line-height: 25px;
        }
    }
    @media screen and (max-width: 360px){
    .protu li {
        margin-left: 13px;
    }
    .pcbanner {
        margin-top: 60px;
    }
} 
    @media screen and (max-width: 350px){
        .pcbanner {
            margin-top: 44px;
        }
    .protu li {
        margin-left: 17px;
    }
    .guanyu1 {
        width: 300px;
    }
    .video {
        width: 310px;
    }
    .guanyu1 pre {
        height: 300px;
    }
    .protu li img {
        width: 130px;
        height: 140px;
    }
    .protu li p {
        width: 130px;
        height: 25px;
        text-align: center;
        line-height: 17px;
        padding: 5px;
        box-sizing: border-box;
    }
    .protu li {
        margin-left: 10px;
    }
}