@media only screen and (max-width: 1300px) {
  .contain {
    width: 970px;
  }
  .header .logo img {
    height: 70px;
  }
  .toplink {
    width: calc(970px - 700px);
    line-height: 29px;
    margin-top: 11px;
    text-align: right;
  }
  .banner {
    height: 280px;
  }
  .main1 .zxdt {
    width: 84%;
  }
  .main1 .zxdt .list .pic-news {
    width: 450px;
  }
  .main1 .zxdt .list .p-news {
    width: calc(100% - 450px);
  }
  .main1 .otherlinlk {
    width: 14%;
  }
  .footer .text {
    margin: 40px 0;
  }
  .footer .code img {
    width: 80px;
  }
}
@media only screen and (max-width: 1100px) {
  .contain {
    width: 770px;
  }
  .header .logo img {
    height: 55px;
  }
  .header .toplink {
    width: calc(970px - 724px);
    line-height: 29px;
    margin-top: 11px;
    text-align: right;
    font-size: 14px;
  }
  .banner {
    height: 230px;
  }
  .main1 {
    height: unset;
    padding-bottom: 36px;
  }
  .main1 .contain {
    flex-wrap: wrap;
  }
  .main1 .zxdt {
    width: 100%;
  }
  .main1 .zxdt .list .pic-news {
    width: 450px;
  }
  .main1 .zxdt .list .p-news {
    width: calc(100% - 450px);
  }
  .main1 .otherlinlk {
    width: 100%;
    height: unset;
    flex-wrap: nowrap;
    margin-top: 20px;
    justify-content: space-between;
  }
  .main1 .otherlinlk .itemlink {
    width: unset;
    margin: unset;
    padding: 0 30px;
  }
  .main2 {
    margin-top: 36px;
    margin-bottom: 16px;
  }
  .main2 .contain {
    flex-wrap: wrap;
  }
  .main2 .contain .main2-item {
    width: 100%;
    margin-bottom: 30px;
  }
  .footer .contain .text {
    border: none;
    width: 100%;
    text-align: center;
    margin: 10px 0;
    padding: 0;
  }
  .footer .contain .code {
    margin-top: 0px;
    float: none;
    text-align: center;
    width: 100%;
  }
}
@media only screen and (max-width: 920px) {
  .contain {
    width: 100%;
    padding: 0 20px;
    max-width: 770px;
    box-sizing: border-box;
  }

  .header {
    display: none;
  }
  .nav {
    display: none;
  }
  .mobileheader {
    display: unset;
    position: fixed;
    top: 0;
    z-index: 1000;
    width: 100%;
    height: 114px;
  }
  .banner {
    margin-top: 114px;
    max-height: 180px;
    height: calc(100vw / 6);
  }
  .bslc {
    margin: 20px 0;
  }
  .bslc .contain .title {
    font-size: 16px;
  }
  .bslc .contain .t::before,
  .bslc .contain .t::after {
    height: 14px;
  }
  .bslc .lc-list {
    overflow: scroll;
  }
  .bslc .lc-list .item {
    min-width: 76px;
    padding: 0 10px 10px 10px;
  }
  .bslc .lc-list .item span {
    font-size: 14px;
    line-height: 18px;
  }
  .bslc .lc-list .item img {
    width: 40px;
    height: auto;
  }
  .main1 .contain .zxdt .t {
    font-size: 16px;
    line-height: 20px;
  }
  .main1 .contain .zxdt .t span {
    display: none;
  }
  .main1 .contain .list {
    height: auto;
    flex-wrap: wrap;
  }
  .main1 .contain .list .pic-news {
    width: 100%;
  }
  .main1 .contain .list .p-news {
    width: 100%;
  }
  .main1 .contain .otherlinlk {
    flex-wrap: wrap;
  }
  .main1 .contain .otherlinlk .itemlink {
    width: 48%;
    box-sizing: border-box;
    margin-bottom: 10px;
  }
  .main2 .main2-item .list {
    height: 170px;
    overflow: hidden;
  }
  .xtdh .list .item {
    margin-right: 0px;
  }
  .xtdh .list .item a {
    padding: 15px 18px;
  }
}
@media only screen and (max-width: 500px) {
  .mobileheader .main .logo {
    padding: 0;
  }
  .bslc {
    margin: 14px 0;
  }
}