.header>.w1537{
  display: none;
}
.nav{
  margin-top: 0;
}
.xxjyzl-img{
  display: block;
  margin: auto;
  height: 380px;
  height: 3.80rem;
  width: auto;
  width: 100%;
}
.mrrs-tit{
  font-weight: 700;
  font-size: 18px;
  font-size: 0.18rem;
  color: #d30c20;
}
.mr-rs{
  margin-bottom: 15px;
  margin-bottom: 0.15rem;
}
@media screen and (max-width: 768px) {
  .xxjyzl-img{
    width: 100%;
    height: auto;
  }
  .mrrs-tit{
    font-size: 0.3rem;
  }
  .ml-top>div{
    width: 4rem;
  }
}