body {
    font-family: -apple-system, system-ui, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  }
  a{
      color: #333;
  }
  a:hover{
      color: #666;
      text-decoration: none;
  }
  @media (min-width: 1200px) {
    .container {
      width: 1230px;
    }
  }
  .mt10{
    margin-top: 10px;
  }
  .mt40{
      margin-top: 40px;
  }
 
  .hot{
      padding: 25px 0;
  }
  .hot span{
      font-weight: bold;
  }
  .hot a{
      margin: 0 8px;
  }
  .product{
      padding: 60px 0;
      background-color: #fff;
  }
  .product-box{
      background-color: #0052b8;
      color: #fff;
      padding: 5px;
  }
  .product-title{
      padding: 20px 0;
  }
  .product-title span{
    display: block;
    padding-top: 5px;
      font-size: 14px;
      color: #efefef;
  }
  .product-title h3{
      margin: 0;
      color: #fff;
      font-size: 26px;
  
  }
  .product-list,
  .contact{
      background-color: #fff;
      padding: 10px;
  }
  .product-list li{
      height: 40px;
      line-height: 40px;
      margin-top: 10px;
      font-size: 16px;
  }
  .product-list li a{
      display: block;
      height: 40px;
      padding: 0 30px;
      background: #ddd url("../images/icon_li.jpg")/*tpa=http://www.qgbwb.com/Public/Home/images/icon_li.jpg*/ no-repeat 94% center;
      color: #333;
  }
  .product-list li a:hover{
      background: #eb6100 url("../images/icon_hover.jpg")/*tpa=http://www.qgbwb.com/Public/Home/images/icon_hover.jpg*/ no-repeat 94% center;
      color: #fff;
  }
  .product-list dl{
    margin-bottom: 0;
  }
  .product-list dt,
  .product-list dd{
    height: 40px;
      line-height: 40px;
      margin-top: 10px;
      font-size: 16px;
  }
  .product-list dt a{
    display: block;
      height: 40px;
      padding: 0 20px;
      background: #014fa2 url("../images/icon_dl.jpg")/*tpa=http://www.qgbwb.com/Public/Home/images/icon_dl.jpg*/ no-repeat 94% center;
      color: #fff;
  }
  .product-list dd a{
    display: block;
      height: 40px;
      padding: 0 20px;
      background: #ddd url("../images/icon_li.jpg")/*tpa=http://www.qgbwb.com/Public/Home/images/icon_li.jpg*/ no-repeat 94% center;
      color: #333;
  }
  .product-list dd a:hover{
    display: block;
      height: 40px;
      padding: 0 20px;
      background: #eb6100 url("../images/icon_hover.jpg")/*tpa=http://www.qgbwb.com/Public/Home/images/icon_hover.jpg*/ no-repeat 94% center;
      color: #fff;
  }
  .contact{
      line-height: 26px;
      color: #333;
  }
  .contact p{
      margin: 0;
  }
 
  .product-item{
    margin-top: 20px;
  }
  .img .imgtop{
      text-align: center;
  }
 .img .imgtop img{
     height: 278px;
     border: 1px solid #ccc;
     padding: 2px;
     margin-right: 40px;
     box-shadow: 3px 3px 3px #999;
     text-align: center;
     margin-top: 30px;
 }
 .img .imgcenter img{
    width: 400px;
    height: 295px;
  border: 1px solid #ccc;
  padding: 2px;
 margin-right: 40px;
 margin-top: 20px;
  box-shadow: 3px 3px 3px #999;

 }
 .img .imgbuttom img{
    width: 250px;
    height: 400px;
  border: 1px solid #ccc;
  padding: 2px;
 margin-right: 40px;
 margin-top: 20px;
  box-shadow: 3px 3px 3px #999;


 }

 
  .adv,
  .info{
      padding: 60px 0;
  }
  .adv{
    background-color: #f5f9fa;
  }
  .adv-title h3{
    font-size: 36px;
    font-weight: bold;
    color: #0052b8;
    margin: 0 0 20px;
  }
  .adv-title p{
    font-size: 24px;
  }
  .adv-title h4{
    font-size: 18px;
    margin: 20px auto 0;
  }
  .adv-title p:after{
    display: block;
    content: '';
    width:80px;
    height: 5px;
    background-color: #c91b1d;
    margin: 30px auto;
  }
  .adv-con-item{
    width: 135px;
    height: 228px;
    background: url("../images/adv_num.png")/*tpa=http://www.qgbwb.com/Public/Home/images/adv_num.png*/ no-repeat top center;
    padding: 40px 20px;
    margin-top: 100px;
  }
  .adv-con-item b{
    width: 60px;
    height: 60px;
    background-color: #0052b8;
    border-radius: 50%;
    color: #fff;
    line-height: 60px;
    font-size: 40px;
    font-family: Impact;
    margin-bottom: 20px;
  }
  .adv-con-item span{
    display: block;
    font-size: 22px;
    font-weight: bold;
  }
  .adv-con-text{
    width: 400px;
    padding-top: 140px;
  }
  .adv-con-text p{
    background: url("../images/icon_adv.png")/*tpa=http://www.qgbwb.com/Public/Home/images/icon_adv.png*/ no-repeat left top;
    padding-left: 15px;
    font-size: 16px;
    line-height: 26px;
    border-bottom: 1px double #ccc;
    margin-bottom: 10px;
    padding-bottom: 10px;
  }