select统一浏览器样式css

<div id="parent">
  <select>
      <option>what</option>
      <option>the</option>
      <option>hell</option>
  </select>
</div>
#parent{
    background: url('http://ourjs.github.io/static/2015/arrow.png') right center no-repeat; 
   /* the width and the height of your image */
    width: 100px;
    height: 30px;
    overflow: hidden;
    border: solid 1px #ccc;
}

#parent select{
    -webkit-appearance:none;
    -moz-appearance:none;
    appearance:none;
    background:transparent;
    border:none;
    padding-left:10px;
    width: 100px;
    height:100%;    
}

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