/* 小于 */
@media screen and (max-width: 992px) {
  .header,
  .header-block,
  .selfnav,
  .footer,
  .web {
    display: block !important;
  }
  .history-bar {
    padding-left: 10px !important;
    padding-right: 10px !important;
  }
  .pc-header,
  .pc-footer,
  .pc-web,
  .pc-header-block {
    display: none !important;
  }
  .to-top {
    width: 40px;
    height: 42px;
    right: 25px;
    bottom: 100px;
  }
  .showPc {
    position: fixed !important;
    left: -999999px !important;
    /* display: none !important; */
  }
}
@media screen and (max-width: 1320px) {
  .pc-header-box {
    width: inherit;
    margin: inherit;
  }
}
/* 大于 */
@media screen and (min-width: 991px) {
  .header,
  .header-block,
  .selfnav,
  .footer,
  .web {
    display: none !important;
  }
  .pc-header,
  .pc-footer,
  .pc-web,
  .pc-header-block {
    display: block !important;
  }
  .showM {
    position: fixed !important;
    left: -999999px !important;
    /* display: none !important; */
  }
}