body{background-image:url(../img/20th_pc2022101602.jpg);background-repeat: no-repeat;background-position: top center;}
.top{width:100%;}
.top a{display:block;width:990px;margin:0 auto;height:80px;text-indent:-9999;}
.pc{/*background-color:#fff;*/width:990px;margin:0 auto;padding:0px 20px;}
.tou-right img{width:235px;height:95px;}
#identifier-pannel2{bottom:250px;}
#identifier-pannel3{bottom:90px;}
#zd{margin-left:680px;}
@media screen and (max-width: 767px) {
  body{background-image:none;padding:0;}
  .top{display:none;}
  .banner,.banner img{width:100%;}
  .toutiao h3 a, .toutiao h4 a{color:#f6340a;}
}