.device {
      width: 100%;
      height: auto;
      margin: auto;
      overflow: hidden;
      position: relative;
  }
  .device .arrow-left {
    background: url(../img/icon06.png) no-repeat left top;
    position: absolute;
    left: 100px;
    top: 58%;
    width: 49px;
    height: 14px;
    z-index: 9992;
  }
  .device .arrow-right {
    background: url(../img/icon07.png) no-repeat left bottom;
    position: absolute;
    right: 100px;
    top: 58%;
    width: 49px;
    height: 14px;
    z-index: 9992;
  }
  .swiper-container {
    width: 100%;
    margin: auto;
  }
  .pagination {
    position: absolute;
    left: 0;
    text-align: center;
    bottom:59px;
    width: 100%;
    z-index: 9992;
  }
  .swiper-pagination-switch {
    display: inline-block;
    margin: 0 3px;
    cursor: pointer;
    width: 60px;
    height: 8px;
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 10px;
  }
  .swiper-active-switch {
    background: #122a88;
  }
  .swiper-container{
    top: -10px;
  }

    .device .swiper-wrapper,.device .swiper-slide{
    height: 43.23vw !important;
    position: relative;
    overflow: hidden;
  }
  .device .swiper-slide img{
    width: auto !important;
    height: 100%;
    margin: 0 50%;
    transform: translateX(-50%);
  }
  .banner_box{
    width: 100%;
    height: auto;
    overflow: hidden;
    margin: auto;
    position: absolute;
    top: 260px;
    text-align: center;
  }
  @font-face {
    /* font-test*/
    font-family: 'SourceHanSansCN';
    src:url('../fonts/SourceHanSansCN-ExtraLight.ttf') format('truetype');
  }
  .banner_box p{
    font-size: 72px;
    color: #ffffff;
    margin-top: 30px;
    font-family: 'SourceHanSansCN';
  }
  .banner_box span{
    font-size: 36px;
    color: #ffffff;
    font-family: 'SourceHanSansCN';
  }
  .banner_box .ban_i{
    display: block;
    width: 62px;
    height: 1px;
    background-color: #ffffff;
    margin: 40px auto 0;
  }
  .banner_box a{
    width: 189px;
    height: 45px;
    background-color: transparent;
    border: solid 1px #ffffff;
    display: block;
    border-radius: 25px;
    text-align: center;
    line-height: 45px;
    font-size: 18px;
    color: #ffffff;
    margin: 60px auto 0;
    font-family: 'SourceHanSansCN';
  }

  @media screen and (max-width: 800px){
    .device .swiper-wrapper,.device .swiper-slide{
        height: 200px !important;
    }
    .pagination,
    .device .arrow-left,
    .device .arrow-right{
      display: none !important;
    }
    .banner_box {
      top: 32px;
    }
    .banner_box p {
      font-size: 22px;
      margin-top: 15px;
    }
    .banner_box span {
      font-size: 12px;
    }
    .banner_box .ban_i {
      width: 30px;
      margin: 15px auto 0;
    }
    .banner_box a {
      width:77px;
      height: 19px;
      border-radius: 25px;
      line-height: 19px;
      font-size: 12px;
      margin: 20px auto 0;
  }
}