Native frame assembly -select

1.html page

        <select class="leaveSelect">
          <option value="1" label="1测试"></option>
          <option value="2" label="2测试"></option>
          <option value="3" label="3测试"></option>
        </select>

2.css style

  .leaveSelect {
    width: 200px;
    padding: 4px 0px 4px 20px;
    margin-right: 8px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    cursor: pointer;
    outline-color: transparent; //去掉点击后的黄色框框
    /*去掉默认的下拉三角*/
    appearance: none;
    /* IE */
    -webkit-appearance: none;
    /* google */
    -moz-appearance: none;
    /* firefox */
    background: url("../../assets/leave/arrow.png") no-repeat scroll right
      center transparent;
    border: 1px solid #d0d0d0;
    font-size: 24px;
  }