@media (min-width: 1200px) {
  .banner{
    width: 100%;
    overflow: hidden;
  }
  .banner img{
    width: 100%;
    vertical-align: bottom;
  }
  .twnr{
    width: 1200px;
    margin: 120px auto;
  }
  .twnr .pic{
    width: 50%;
    float: left;
    height: 580px;
    text-align: center;
  }
  .twnr .pic img{
    display: block;
    margin: 0 auto;
    vertical-align: middle;
    max-width: 100%;
    max-height: 100%;
  }
  .twnr .wz{
    width: 50%;
    float: right;
    padding-left: 50px;
    margin: 0 auto;
    box-sizing: border-box;
  }
  .twnr .wz h1{
    font-size: 30px;
    font-weight: 700;
    color: #000;
    line-height: 2;
  }
  .twnr .wz small{
    display: block;
    font-size: 15px;
    color: #979797;
  }
  .wz-nr{
    overflow-y: scroll;
    width: 100%;
    height: 450px;
    margin-top: 40px;
    box-sizing: border-box;
    padding-right: 50px;
  }
  .wz-nr p{
    font-size: 15px;
    color: #656565;
    line-height: 2;
    text-indent: 2em;
  }

  
}




@media (max-width: 1199px) {
  .banner{
    width: 100%;
    overflow: hidden;
  }
  .banner img{
    width: 100%;
    vertical-align: bottom;
  }
  .twnr{
    width: 100%;
  }
  .twnr .pic{
    display: none;
  }
  .twnr .pic img{
    display: block;
    margin: 0 auto;
    vertical-align: middle;
    max-width: 100%;
    max-height: 100%;
  }
  .twnr .wz{
    width: 100%;
    padding-left: 10px;
    padding-right: 10px;
    box-sizing: border-box;
  }
  .twnr .wz h1{
    font-size: 18px;
    font-weight: 700;
    text-align: center;
    color: #000;
    line-height: 2;
  }
  .twnr .wz small{
    display: block;
    font-size: 13px;
    color: #979797;
    text-align: center;
  }
  .wz-nr{
    overflow-y: scroll;
    width: 100%;
    margin-top: 20px;
    box-sizing: border-box;
    margin-bottom: 30px;
  }
  .wz-nr p{
    font-size: 15px;
    color: #656565;
    line-height: 1.6;
    text-indent: 2em;
  }
  
}