.index_page {
    width: 100%;
    height: 100%;
    overflow: hidden;
}
.index_page .index_page,
.index_page .index_page_content{
    height:100%
}
.index_page .index_page_content{
    flex-shrink: 0;
    /* text-align: center; */
    font-size: 18px;
    /* background: #fff; */
    /* display: flex;
    justify-content: center;
    align-items: center; */
}
.index_page .index_page_content.sec-auto-height{
    height:auto
}



.index_page{
    position: relative;
}

.page_control_btn{
    position: fixed;
    bottom: 0;
    top: 0;
    color: #fff;
    height: 500px;
    bottom: 0px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    margin: auto;
    right:40px;
}

.page_control_btn .swiper-pagination{
    /*left:40px;*/
    /* height:100%; */
    /* top:114px; */
    width:6px;
    
    position: relative;
}
.page_control_btn .swiper-pagination-bullet{
    width:6px;
    height:6px;
    background: #FFFFFF;
    opacity:1;
    position: relative;
    margin-top:40px;
    box-shadow: 0px 0px 4px #878787;
}
.page_control_btn .swiper-pagination-bullet-active:after{
    content:"";
    display: block;
    position: absolute;
    width:20px;
    height:20px;
    border-radius: 50%;;
    border:1px solid #fff;
    box-sizing: border-box;
    top:-7px;
    left:-7px;
    box-shadow: 0px 0px 4px #878787;
}   
.page_control_btn .swiper-pagination1 #curpage{
    font-size: 24px;
}
.page_control_btn .swiper-pagination1 {
    font-size: 16px;
    margin-right:25px;
    margin-left: 8px;
    margin-bottom: 20px;
    transform: rotate(90deg);
    position: relative;
    text-shadow: 1px 1px 3px #7e7e7e;
    display: none;

}
.page_control_btn .swiper-pagination1 span{
    margin:0 5px;
}



.product{
    position: absolute;
    top:0;
    left:0;
    width:100%;
    height: 100%;;
    overflow: hidden;
}
.product .product_big_swiper{
    height:100%
}
.product .product_big_swiper .swiper-slide{
    width:100%;
    height:100%;
    background-position: center;
    background-size: cover;
}
.product .product_big_swiper .swiper-slide:before{
    display: block;
    content:"";
    position: absolute;
    top:0;
    left:0;
    width:100%;
    height: 100%;;
    background: rgba(0,0,0,0.3);
    z-index: 2;
}
.product .product_small_swiper{
    position: absolute;
    bottom:0;
    z-index:2;
    display: flex;
   
    right:0;
    left:0;
}
.product .product_small_swiper .swiper{
   overflow: hidden; 
   background: #cfdfe4;
}
.product .product_small_swiper .swiper-slide{
    display: flex;
    align-items: center;
    justify-content: center;
}
.product .product_small_swiper img{
    max-width:95%;
    max-height:80%;
}

.product .product_small_swiper .swiper-slide:hover,
.product .product_small_swiper .swiper-slide.on{
    background: #106387;
}

.product .swiper-button-next,
.product .swiper-button-prev{
    width:52px;
    height:52px;
    opacity: 1!important;
    z-index:2;
    right:auto;;
    left:auto;
}
.product .swiper-button-next{
    background: url(../images/right.png);
    background-size: 100%;
    right: -70px;
}
.product .swiper-button-prev{
    background: url(../images/left.png);
    background-size: 100%;
    left: -70px;
}
.product .swiper-button-next:after,
.product .swiper-button-prev:after{
    content:""
}

.product .content{
    color:#fff;
    text-align: left;
    position: relative;
    z-index:3;
    height:calc(100% - 200px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.index_title{
    text-align: left;
}
.index_title h2{
    font-size: 48px;
    font-weight: bold;
    margin-bottom:10px;
    margin-bottom: 10px;;
}
.index_title h5{
    font-size: 26px;
    
    text-transform: capitalize;
}
.product .content h3{
    margin-top: 80px;
    margin-left: 9px;
     text-indent: -9px;
}
.product .content h3 b{
    font-size: 36px;
    padding-bottom:25px;
    
    /*display: flex;*/
    font-weight: normal;
     /*border-bottom: 2px solid #FFFFFF;*/
     position: relative;
         display: inline-block;
}

.product .content h3 b:before{
    content:"";
    width: 9px;
    height: 9px;
    display: block;
    background: rgba(255,255,255,0.1);
    border: 2px solid #FFFFFF;
    border-radius: 50%;
    box-sizing: border-box;
    position: absolute;
    bottom:-5px;
    left:0px;
}
.product .content h3 b:after{
    content:"";
    border-bottom: 2px solid #FFFFFF;
    display: block;
    width:98%;
    position: absolute;
    bottom:-2px;
    left:9px;
}
.product .content p{
    font-size: 16px;
    max-width:810px;
    line-height: 32px;
   
    position: relative;
    margin-left:9px;
    padding-top:25px;
}
.product .content p span{
    margin-left: -9px;
    display: block;
}
.product .content a{
    width: 180px;
    height: 60px;
    line-height: 60px;
    text-align: center;
    background: #0F91F3;
    font-size: 20px;
    display: block;
    color:#fff;
    margin-top:50px;
}
.product .pic{
    width: 800px;
    height: 800px;
    position: absolute;
    right: 0px;
    top: 93px;
    bottom: 0;
    margin: auto;
    /* background: rgba(255, 255, 255, 1); */
    display: flex;
    align-items: center;
    justify-content: center;
    /* padding: 50px; */
    box-sizing: border-box;
}
.product .pic img{
   max-width:100%;
   max-height:100%
}
.ttr{
    height:48.5%;
    background: url(../images/bg.png);
    background-size: cover;
    background-position: center;
    color:#fff;
    position: relative;
    padding-top:160px;
    box-sizing: border-box;
}

.ttr .tab{
    position: absolute;
    bottom:0;
    display: flex;
}

.ttr .tab .item{
    width:25%;
    display: flex;
    align-items: center;
    justify-content: center;
    height:120px;
    transition: all 0.5s;
    position: relative;
    cursor: pointer;
}
.ttr .tab .on{
    background: rgba(15, 145, 243, 0.3);
    
}
.ttr .tab .item:after{
    content:"";
    position: absolute;
    height: 8px;
    background: rgba(15, 145, 243, 0);
    width:0;
    bottom:0;
    transition: all 0.5s;
}
.ttr .tab .on:after{
    background: rgba(15, 145, 243, 1);
    width:100%
}
.ttr .tab img{
    margin-right:20px;
}
.ttr .tab span{
    font-size: 24px;
}
.ttr .tab p{
    font-size: 16px;
    margin-top:6px;
}
.news_list{
    height:51.5%;
    display: none;
    flex-direction: column;
    justify-content: center;
}
.news_list .tab_item{
    display: flex;
    /* align-items: center; */
}
.news_list .swiper-pagination{
    text-align: right;
    padding-right:38px;
    box-sizing: border-box;
    bottom: 37px !important;;
}
.news_list .swiper-pagination-bullet{
width: 10px;
height:10px;
margin:0 10px!important;
opacity: 0.3;
}
.news_list .swiper-pagination-bullet-active{
    width:50px;
    background:#fff;
    opacity: 1;
    border-radius: 7px;
}
.news_list.on{
    display: flex;
}
.news_list .pic{
    width:762px;
    /* height:444px; */
    overflow: hidden;
    margin-right:30px;
    flex-shrink: 0;
    position: relative;
}
.news_list .pic a{
    height:450px;
    display: block;
}
.news_list .pic img{
    width:100%;
}
.news_list .pic p{
        position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.4);
    /* height: 60px; */
    color: #fff;
    line-height: 60px;
    margin: 0;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    padding: 0 20px;
    box-sizing: border-box;
}
.news_list .list{
    flex: 1;
    overflow: hidden;
}
.news_list ul{
    padding-top:10px;
    
}
.news_list li{
    border-bottom:1px dashed #E6E6E6;
    height:84px;
    padding-top:20px;
    box-sizing: border-box;
}
.news_list li a{
    color: #333333;
    font-size: 18px;
    /* line-height: 47px; */
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom:10px;
}
.news_list li p{
    font-size: 14px;
    color: #999999;
}

.news_list .more{
    display: flex;
    justify-content: right;
    font-size: 14px;
    height: 14px;
    
}
.news_list .more a{
    line-height: 14px;;
    color: #0F91F3;
    display: block;
    font-weight: bold;
}
.accordion{
    display: flex;
    position: absolute;
    width:100%;
    height:100%
}
.accordion .item{
    width:25%;
    height:100%;
    transition: all 0.5s;
    position: relative;
    overflow: hidden;
}
.accordion .item:hover{
    width:37.5%;
}
.accordion .item .bg{
    position: absolute;
    width:100%;
    height:100%;
    top:0;
    left:0;
    background-size:cover;
    background-position: center;
    transition: all 0.5s;
}
.accordion .text{
    background:rgba(0, 0, 0, 0.3);
    position: absolute;
    width:100%;
    height:100%;
    top:0;
    left:0;
    color:#fff;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;

}
.accordion .text img{
    margin:0 auto;
    margin-bottom:40px;
}
.accordion .text h3{
    font-weight: bold;font-size: 36px;
}
.accordion .text p{
    font-size: 24px;
    text-transform: capitalize;
    margin-top:15px;
}
.accordion .text a{
    width: 0;
    height: 60px;
    background: rgba(15, 145, 243, 0);
    font-size: 20px;
    text-align: center;
    line-height: 60px;
    color:#fff;
    margin:0 auto;
    position: absolute;
    bottom:236px;
    right:0;
    left:0;
    transition: all 0.5s;
    overflow: hidden;
    opacity: 0;
}
.accordion .item:hover a{
    background: rgba(15, 145, 243, 1);
    width:180px;
    opacity: 1;
}
.company_strength{
    height: 47%;
    background: #EFFBFF;
    padding-top:144px;
    box-sizing: border-box;
}
.company_strength .center{
    display: flex;
    align-items: center;
}
.company_strength .text{
    width:580px;
    margin-right:100px;
   
}
.company_strength .zizhi_swiper{
   overflow: hidden;
}
.company_strength .index_title h2{
    color: #333333;
}
.company_strength .index_title h5{
    color: #666666;
}
.company_strength .text p{
    color: #666666;
    font-size: 16px;
    line-height: 28px;
    margin-top:30px;
}
.company_strength .zizhi{
    position: relative;
    /* height:280px; */
    padding:0 80px;
    flex: 1;
    overflow: hidden;
}
.company_strength .zizhi img{
    width:100%
}
.company_strength .swiper-button-prev,
.company_strength .swiper-button-next{
    width: 52px;
    height: 52px;
}
.company_strength .swiper-button-next:after, 
.company_strength .swiper-button-prev:after{
    content:""
}
.company_strength .swiper-button-prev{
    background: url(../images/left1.png);
}
.company_strength .swiper-button-next{
    background: url(../images/right1.png);
}
.cases {
    padding-top: 40px;
    box-sizing: border-box;
    background: #fff;
}
.cases .tab{
    display: flex;
    margin-top:15px;
}
.cases .tab .item{
    margin-right:60px;
    position: relative;
    color: #999999;
    font-size: 16px;
    cursor: pointer;
}
.cases .tab .item.on{
    font-weight: bold;
    color: #0F91F3;
}
.cases .tab .item.on:after{
    content:"";
    width: 30px;
    height: 6px;
    background: #0F91F3;
    position: absolute;
    bottom:-16px;
    left:0;
    right:0;
    margin:0 auto;
}
.cases .list{
    overflow: hidden;
    margin-top:27px;
    display: none;
    flex-wrap: wrap;
    justify-content: space-between;
}
.cases .list.on{
    display: flex;
}
.cases .list .item{
    float: left;
    width: 23.2%;
    /* height: 256px; */
    position: relative;
    overflow: hidden;
}
.cases .list .item img{
    width:100%;
    transition: all 0.3s;
}
.cases .list .item:hover img{
    transform: scale(1.1);
}
.cases .list .item p{
    background: rgba(29, 29, 29, 0.3);
    height: 60px;
    line-height: 60px;
    padding:0 20px;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #FFFFFF;
    font-size: 18px;
    position: absolute;
    bottom:0;
    width:100%;
    box-sizing: border-box;
}
.cases .list .item:last-child{
    margin-right: 0;
}
.cases .index_title h5{
    color: #666666;
}


.secbg {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
  }
  .secbg12 {
    background-position: center;
    background-size: cover;
  }
  .secbg12.wap{
    display: none;
  }
.page4{
    background: #fff;
}
@media (max-width:1800px){
    .product  .swiper-button-prev{
        left: 30px;
    }
    .product  .swiper-button-next{
       right: 30px;
    }
}
  @media (max-width:1600px){
    /* .center{
        width:100%;
        padding:0 50px;
        box-sizing: border-box;
    }
    .banner .page_btn{
        padding-right: 20px;
    } */
    /* .header .nav{
        display: none;
    } */
    .product .content{
        padding-left:50px;
        box-sizing: border-box;
    }
    .ttr .index_title{
        padding-left:50px;
    }
    .news_list .pic{
        width:600px;
    }
    .news_list .tab_item{
        /*align-items: center;*/
        padding:0 50px;
    }
    .news_list li{
        height: 66px;
        padding-top: 5px;
    }
    .company_strength .text{
        /* padding-left:50px */
    }
    /* .footer .links .item{
        width:150px
    } */
    .cases.center{
        padding-top:40px
    }
    /* .product .list{
        padding:0
    } */
    .product_small_swiper.center,
    .product_small_swiper .center{
        padding:0
    }
    .ttr .center{
        padding:0 
    }
    /* .banner .text h3{
        font-size: 50px;
        line-height: 60px;
    }
    .banner .text p{
        font-size: 20px;
    }
  
  
    .header .nav_middle{
        display: flex;
    }
    .header .nav_big{
        display: none;
    } */
   
  }
  @media (max-width:1500px){
    .footer .links .item{
        width:120px;
    }
  }
  @media (max-width:1400px){
    .product .pic{
        width:45%;
        height:600px;
    }
    
    .product .content p{
        max-width:50%;
    }
  }
  @media (max-width:1300px){
     
  }
  @media (max-width:1200px){
    .news_list .pic{
        display: none;
    }
    .news_list {
       
        justify-content: flex-start;
        margin-top: 20px;
    }
    .news_list li {
        height: 80px;
        padding-top: 15px;
    }
    .accordion{
        flex-wrap: wrap;
    }
    .accordion .item:hover{
        width:50%;
        background-size: cover;
    }
    .accordion .item:hover .bg{
        transform: scale(1.1);
    }
    .accordion .item{
        width:50%;
        height:50%;
    }
    .accordion .text a{
        position: relative;
        margin-top:20px;
        bottom:0
    }
    .company_strength{
        padding-top:115px;
    }
    .company_strength .text{
        
        margin-right: 0;
    }
   
   
  }
    @media (max-width:1100px){
       .company_strength .text{
        width:520px;
        margin-right: 0;
    }
  }
  @media (max-width:1000px){
    .company_strength{
        height: 49%;
        padding-top:160px;
    }
    .company_strength .text{
        width:100%;
        box-sizing: border-box;
        margin-bottom: 20px;
        padding: 0 20px;
    }
    .company_strength .center{
        display: block;
    }
    .company_strength{
        padding-top: 50px;
        height:57%;
    }
    
    .product .content h3{
        font-size:30px;
    }
    .index_title h2{
        font-size:40px;
    }
    .index_title h5{
        font-size:22px;
    }
   
  }
  @media (max-width:900px){
    .product .list {
        height:150px;
    }
    .accordion .text h3{
        font-size:28px;
    }
    .accordion .text p{
        font-size:18px;
    }
    .accordion .text img{
        width:60px;
    }

  }

  @media (max-width:700px){
    .secbg12.wap{
        display: block;
      }
      .secbg12.pc{
        display: none;
      }
    .page_control_btn{
        display: none;
    }
    .accordion .text a{
       opacity:1;
       background: rgba(15, 145, 243, 1);
       width:120px;
       height: 40px;
       line-height: 40px;
       font-size:12px;
    }
    .accordion .text h3{
        font-size:18px;
    }
    .accordion .text p{
        font-size:14px;
    }
    .accordion .text img{
        width:50px;
        margin-bottom: 20px;
    }
    .accordion .item:hover a{
        width:120px
    }

    .ttr{
        height:30%;
        display: flex;
        flex-direction: column;
        justify-content: center;
        padding-top:0;
    }
    .ttr .index_title{
        padding-left:0;
    }
     .index_title{
        padding-left: 0;
        text-align: center;
    }
    .index_title h2{
        font-size:20px;
        margin-bottom:0
    }
    .index_title h5{
        font-size:12px;
    }
   
    .ttr .tab{
        bottom:auto;
        top:100%
    }
    .ttr .tab .item{
        background: #b7defb;
        height: 80px;
    }
    .ttr .tab .on {
        background: rgb(15 145 243);
    }
    .ttr .tab img{
        display: none;
    }
    .ttr .tab span{
        font-size:18px;
    }
    .ttr .tab p{
        font-size:12px;
    }
    .ttr .tab .on:after{
        background: none;
    }
    .news_list .tab_item{
        padding:0 20px;
    }
    .news_list.center{
        padding:0;
        padding-top:100px;
        justify-content: start;
    }
    .news_list li{
        height: 66px;
        padding-top: 8px;
    }
    .news_list li a{
        font-size:14px;
        margin-bottom:5px;
    }
    .news_list li p{
        font-size:12px;
    }
    .product .content{
        padding:50px 20px 0 20px;
    }
    
    .product .pic{
        position:relative;
        top:0;
        width: auto;
        height: 450px;
        max-width: 90%;
    }
    .product .content h3 b{
        font-size:20px;
        text-indent:0
    }
    .product .content h3 b:after{
        border-bottom-width: 1px;;
        bottom: -1px;
    }
    .product .content h3 b:before{
        border-width: 1px;
    }
    .product .content h3{
        font-size:22px;
        margin-top:40px
    }
    .product .content p{
        font-size:14px;
        line-height: 28px;;
        max-width: 100%;
        border-top:none;
        padding-top:0
    }
    .product .content p:before{
       display: none;
    }
    .product .content a{
        width:100px;
        height:36px;
        line-height: 36px;
        font-size:14px;
        margin-top: 20px;
    }
    .product .swiper-button-next,
    .product .swiper-button-prev{
        width:30px;
        height:30px;
    
    }
    .product .swiper-button-next{
        right:10px;
    }
    .product .swiper-button-prev{
        left:10px;
    }
   
    /* .banner .page_btn{
        bottom:10px;
    } */
    .company_strength{
        height:60%;
    }
    .company_strength .text p{
        margin-top:15px;
        font-size:14px;
    }
    .company_strength .swiper-button-prev, .company_strength .swiper-button-next{
        width:30px;
        height:30px;
        background-size: 100%;
    }
    .company_strength .text{
        padding:0 ;
        padding-top: 15px;
    }
    .company_strength .index_title h5{
        display: none;
    }
    
    .cases.center{
        padding-top:20px;
    }
    .cases .tab{
        justify-content: space-around;
    }
    .cases .tab .item{
        margin-right:0;
        font-size:14px;
    }
    .cases .tab .item.on:after{
        height:3px;
        bottom:-10px
    }
    .cases .list .item{
        width:49%;
        margin-bottom:5px;
        height:165px;
    }
    .cases .list .item:nth-child(3),
    .cases .list .item:nth-child(4){
        display: none;
    }
    .cases{
        padding-top:20px;
    }
    .cases .tab{
        margin-top:15px
    }
    .cases .list{
        margin-top:20px
    }
    
    .cases .list .item p{
        height:40px;
        line-height:40px;
        font-size:14px;
        padding:0 10px;
    }
    
    .company_strength .zizhi{
        padding:0 50px
    }
}
  @media (max-width:500px){
    .company_strength .text p{
    line-height: 24px;
    }
    .cases .list .item{
        height:auto;
    }
}
  @media (max-height:900px){
      .news_list .pic{
          height:350px;
      }
  }