@media only screen and (max-width: 500px) {
  html,
  body {
    width: 100%;
    height: 100%;
  }
  #slide {
    overflow: hidden!important;
    height: 150px !important;
    margin-top: 80px;
    width: 100%;
    min-width: 300px!important;
    position: relative;
  }
  #slide .slide {
    width: 2250px;
  }
  #slide .slide li {
    float: left;
  }

  #slide .slide li img {
    width: 600px;
    height: 150px;
    position: relative;
    left: -100px;
  }
  #slide ol {
    width: 48px;
    position: absolute;
    left: 50%;
    bottom: 0;
    margin-left: -24px;
  }
  #slide ol li {
    margin: 5px 1px;
    overflow: hidden;
    float: left;
    width: 0;
    height: 0;
    border: 3px solid #fff;
    border-radius: 50%;
  }
  .data_part .container .text_data h1 {
    font-size: 24px;
  }
  .row .case-ul {
    text-align: center;
  }
}