.search_bg {
      width: 100%;
      height: 395px;
      background: #102a72 url(/files/visual/img/1992/bg_3new.png) no-repeat center center;
      background-size: cover;
  }

  .search_bg h3 {
      color: #fff;
      text-align: center;
      font-size: 36px;
      line-height: 40px;
      padding: 5% 0 50px;
  }

  .search_tab {
      display: flex;
      align-items: center;
      color: #fff;
      font-size: 16px;
  }

  .search_tab li {
      width: 83px;
      height: 38px;
      line-height: 30px;
      margin-right: 20px;
      text-align: center;
      cursor: pointer;
  }

  .search_tab li.hover {
      color: #102a72;
      background: url(../images/ico_bg1.svg) no-repeat center center;
  }

  .search_box {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
  }

  .search_box .layui-input {
      width: 120px;
      height: 60px;
      line-height: 60px;
      font-size: 16px;
  }

  .search_box .layui-form-select dl {
      top: 60px;
  }

  .search_box .layui-form-select dl dd {
      line-height: 45px;
      font-size: 15px;
  }

  .high_search,
  a.high_search {
      color: #fff;
      flex-shrink: 0;
      font-size: 16px;
      line-height: 30px;
      margin-left: 30px;
  }

  .searchsy_right {
      display: flex;
      color: white;
      width: 70px;
      font-size: 13px;
      line-height: 2;
      margin-left: 15px;
      align-items: center;
  }

  .org {
      color: #ff7104;
  }

  .btn_org_ss {
      color: #fff;
      width: 140px;
      height: 60px;
      line-height: 60px;
      font-size: 20px;
      background: rgba(46, 143, 244, 1);
      border: none;
      border-radius: 0 5px 5px 0;
      cursor: pointer;
  }

  .input_ss {
      width: 100%;
      height: 60px;
      line-height: 60px;
      font-size: 16px;
      padding-left: 20px;
      border: none;
  }

  .search_item {
      display: flex;
      align-items: center;
      font-size: 14px;
      line-height: 30px;
      padding-top: 30px;
  }

  .search_item a {
      color: #ccc;
      padding: 0 15px;
  }

  .search_daohang li {
      float: left;
      text-align: center;
      height: 38px;
      line-height: 38px;
      margin-right: 20px;
      margin-bottom:10px;
      padding:0 15px;
      /* width: 150px !important; */
      color: white;
      margin-left: 20px;
      cursor: pointer;
      font-size:16px;
  }

  .w950 {
      width: 950px;
      margin: 0 auto;
  }

.index_erjidaohang {
    border-radius: 10px;
    color: #337aec !important;
    background-color: #fff;
    /* 关键：添加定位上下文，让伪元素可以相对此元素定位 */
    position: relative;
    /* 可以根据需要添加内边距，让内容和三角有适当间距 */
    padding: 8px 16px;
    display: inline-block; /* 如果是块级元素可去掉此行 */
}

.index_erjidaohang::after {
    content: ""; /* 伪元素必须有content属性 */
    position: absolute; /* 绝对定位 */
    /* 定位到元素底部 */
    bottom: -10px; /* 负值让三角超出元素底部 */
    left: 50%; /* 水平居中 */
    transform: translateX(-50%); /* 精确居中 */
    
    /* 三角尺寸和形状控制 */
    width: 0;
    height: 0;
    /* 左右边框透明，形成三角形的两边 */
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    /* 顶部边框颜色与背景一致，形成三角形的底边 */
    border-top: 10px solid #fff;
    
    /* 你原来的代码只设置了border-color，缺少上面这些关键属性 */
}

  .mt10 {
      margin-top: 10px !important;
  }

  .flex_between {
      display: flex;
      align-items: center;
      justify-content: space-between;
  }

  .flex_stretch {
      display: flex;
      align-items: stretch;
      justify-content: space-between;
  }

  .search_daohang {
      display: flex;
      align-items: center;
  }



  @media only screen and (max-width: 768px) {
      .search_bg {
          height: auto;
          padding: 20px 0;
      }

      .search_bg h3 {
          font-size: 24px;
          line-height: 30px;
          padding-top: 20px;
          padding-bottom: 20px;
      }

      .search_tab li {
          width: auto;
          margin-right: 10px;
          padding: 5px 10px;
          font-size: 14px;
      }


      .btn_org_ss {
          height: 50px;
          line-height: 50px;
          width: 98px;
          padding: 0 0px;
          font-size: 16px;
      }

      .input_ss {
          height: 50px;
          line-height: 50px;
          font-size: 14px;
          padding-left: 10px;
      }

      .search_item {
          font-size: 12px;
          line-height: 24px;
          padding-top: 20px;
      }

      .search_item a {
          padding: 0 10px;
      }

      .w950 {
          width: 86%;
          padding: 0 10px;
      }


  }

  @media only screen and (max-width: 480px) {
      .search_bg h3 {
          font-size: 18px;
          line-height: 24px;
      }

      .btn_org_ss {
          font-size: 12px;
          height: 40px;
          line-height: 40px;
      }

      .input_ss {
          height: 40px;
          line-height: 40px;
          font-size: 12px;
          padding-left: 5px;
      }

      .search_item {
          font-size: 10px;
          line-height: 20px;
      }

      .search_item a {
          padding: 0 5px;
      }

  }