@media screen and (max-width:767px){
  .index-zizhi{
    width: 100%;
    font-size: 16px;
  }
  .index-zizhi-img{
    width: 90%;
    float: left;
    margin: auto;
  }
  .index-zizhi-img2{
    width: 90%;
    float: left;
    margin: auto;
  }
  .index-zizhi-img img{
    width: 100%;
    margin-bottom: 1rem;
  }
  .index-zizhi-img2 img{
    width: 100%;
    margin-bottom: 1rem;
  }
}

@media screen and (min-width:768px){
  .index-zizhi{
    width: 100%;
    font-size: 16px;
  }
  .index-zizhi-img{
    width: 45%;
    float: left;
    margin-right: 10%;
  }
  .index-zizhi-img2{
    width: 45%;
    float: left;
  }
  .index-zizhi-img img{
    width: 100%;
    margin-bottom: 1rem;
  }
  .index-zizhi-img2 img{
    width: 100%;
    margin-bottom: 1rem;
  }
}