css - How to Make Select Element be Transparent in Chrome?

Question

Please look this example:

select {
  width: 172px;
  height: 22px;
  padding: 2px 7px;
  border: none;
  background: url(http://imgur.com/MJyZM.png) 0 0 no-repeat;
}

<select>
  <option value="abcdefg">abcdefg</option>
  <option value="1234567">1234567</option>
  <option value="abcdefg">abcdefg</option>
</select>

Answer 1

select {
  width:192px;
  padding:2px;
  border:none;
  background:url(http://imgur.com/MJyZM.png) 0 0 no-repeat;
  -webkit-appearance: none;
}

<select>
  <option value="abcdefg">abcdefg</option>
  <option value="1234567">1234567</option>
  <option value="abcdefg">abcdefg</option>
</select>