@media screen and (max-width: 992px) {
  .header .nav .right_box .list .li {
    padding: 0 20px;
  }
  .header .nav .right_box .list .li .wrap {
    height: auto;
    line-height: normal;
  }
  .header .nav .right_box .list .li .wrap .link {
    font-size: 16px;
    font-weight: 500;
    text-align: right;
    padding: 14px 0;
  }
  .header .nav .right_box .list .li .wrap .iconfont {
    display: block;
    padding: 14px 0 14px 20px;
    font-size: 16px;
    font-weight: 500;
    color: #000;
  }
  .header .nav .right_box .list .li .level {
    position: static;
    box-shadow: none;
  }
  .header .nav .right_box .list .li .level .li .link {
    font-size: 14px;
    border-bottom: 0;
    padding: 14px 0;
    text-align: right;
  }
  .header .nav .right_box .list .li .level .li:last-child {
    border-bottom: 0;
  }
}
@media screen and (max-width: 768px) {
  .modal .modal_dialog {
    top: 150px;
    height: 100%;
  }
  .about_us .chart .content .col_md {
    padding: 0;
  }
  .about_us .chart .content .col_md .data {
    height: 400px;
  }
}