@media screen and (min-width: 1200px) {
    .yanfa_container_750{
      display: none;
    }
    a {
      text-decoration: none;
      color: #333333;
      -webkit-tap-highlight-color:rgba(0,0,0,0);
    }

    div {
      box-sizing: border-box;
    }

    body {
      padding: 0;
      margin: 0;
    }

    .logo {
      display: block;
    }

    /* 导航栏 */
    .header {
      height: 100px;
      width: 100%;
      position: fixed;
      background-color: #fff;
      box-shadow: 0px 6px 14px 1px rgba(0, 0, 0, 0.16);
      z-index: 999;
    }

    .header_content {
      width: 1200px;
      margin: 0 auto;
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .options {
      display: flex;
      color: #777777;
      font-size: 16px;
      height: 100%;
    }

    .option {
      width: 130px;
      display: block;
      text-align: center;
      cursor: pointer;
      height: 100%;
      line-height: 100px;
    }

    .firMenu {
      position: relative;
    }

    .secMenu {
      position: fixed;
      left: 0;
      width: 100vw;
      background-color: rgba(255, 255, 255, 0.7);
      display: none;
      box-shadow: 0px 9px 9px 1px rgba(18, 14, 116, 0.16);
    }

    .header_title {
      display: block;
      width: 130px;
      text-align: center;
      font-size: 16px;
      margin-bottom: 20px;
    }

    .header_title:hover {
      color: #3c37c0;
    }

    .firMenu:hover {
      background: #F0F4FF;
      color: #333333 !important;
    }

    .firMenu:hover .secMenu {
      display: block;
    }

    .language {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      text-align: center;
      line-height: 36px;
      color: #797979;
      border: 1px solid #cbcbcb;
      font-size: 14px;
    }

    .banner {
      height: 500px;
      min-width: 1200px;
      background-image: url("/img/tuandui_banner.png");
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      display: flex;
      flex-direction: column;
      justify-content: end;
      align-items: center;
      margin-bottom: 80px;
    }

    .banner_title {
      width: 1200px;
      margin: 0 auto;
      font-size: 60px;
      color: #FFFFFF;
      margin-bottom: 140px;
    }

    .content {
      width: 1200px;
      margin: 0 auto;
    }

    .content_title {
      display: flex;
      justify-content: center;
      flex-direction: column;
      align-items: center;
    }

    .title {
      font-size: 40px;
      color: #333333;
      font-weight: 500;
    }

    .title_en {
      font-weight: 400;
      font-size: 26px;
      color: #999999;
      margin-top: 12px;
    }

    .line {
      width: 250px;
      height: 1px;
      background: #B6B6B6;
      margin-top: 20px;
    }

    .team_content {
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      margin-top: 40px;
      margin-bottom: 80px;
    }

    .card {
      display: block;
      box-sizing: border-box;
      padding: 40px;
      width: 590px;
      display: flex;
      justify-content: space-between;
      background: #F8F8F8;
      margin-top: 20px;
    }

    .left {
      width: 290px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .diwei {
      font-weight: 500;
      font-size: 24px;
      color: #333333;
    }

    .name {
      margin-top: 20px;
      font-weight: 400;
      font-size: 20px;
      color: #333333;
    }

    .right {
      width: 180px;
      margin-left: 40px;
      height: 251px;
    }

    .introduction {
      font-weight: 400;
      font-size: 16px;
      color: #777777;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 4;
      /* 限制显示两行 */
      -webkit-box-orient: vertical;
      /* 设置垂直排列方式 */
      text-overflow: ellipsis;
      /* 超出部分显示省略号 */
      line-height: 1.5;
      /* 设置行高 */
    }

    .card:hover {
      background: #3C37C0;
    }

    .card:hover .diwei,
    .card:hover .name,
    .card:hover .introduction {
      color: #FFFFFF;
    }
  }
  @media screen and (max-width: 1199px) {
    a{
      -webkit-tap-highlight-color:rgba(0,0,0,0);
    }
    .content {
      display: none;
    }

    .banner_750 {
      background-image: url("/img/yanfa_banner_750.png");
      height: 306px;
      background-repeat: no-repeat;
      background-position: center;
      background-size: cover;
      padding-top: 124px;
      padding-left: 16px;
    }

    .banner_title_750 {
      font-family: Source Han Sans CN, Source Han Sans CN;
      font-weight: 500;
      font-size: 27px;
      color: #FFFFFF;
    }
    .content_750{
      padding: 30px 20px;
      background-color: #f8f8f8;
    }
    .left_750{
      /* width: 200px; */
      flex: 1;
      margin-right: 16px;
    }
    .public_content{
      outline: none;
      display: block;
      padding: 20px;
      background-color: #FFFFFF;
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 12px;
      box-shadow: 2px 3px 7px 1px rgba(0,0,0,0.09);
      -webkit-tap-highlight-color:rgba(0,0,0,0);
    }
    .public_content:active{
      outline: none;
      background: #3C37C0;
    }
    .public_content:active .public_content_title,
    .public_content:active .public_content_zhiwei,
    .public_content:active .public_content_intro{
      color: #FFFFFF;
    }
    .public_content_title{
      font-weight: 500;
      font-size: 16px;
      color: #333333;
      letter-spacing: 1px;
    }
    .public_content_zhiwei{
      font-weight: 400;
      font-size: 14px;
      color: #333333;
      margin-top: 12px;
      margin-bottom: 21px;
      letter-spacing: 1px;
    }
    .public_content_intro{
      font-family: Source Han Sans CN, Source Han Sans CN;
      font-weight: 400;
      font-size: 12px;
      color: #777777;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      /* 限制显示两行 */
      -webkit-box-orient: vertical;
      /* 设置垂直排列方式 */
      text-overflow: ellipsis;
      /* 超出部分显示省略号 */
      line-height: 1.5;
      /* 设置行高 */
      letter-spacing: 1px;

    }
  }