SOURCE

<div>
<select name="">
        <option value="芝士">芝士</option>
        <option value="奶油">奶油</option>
    </select>
</div>

select {
    border: none;
    outline: none;
    width: 100%;
    height: 40px;
    line-height: 40px;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    padding-left: 60px;
}

option {
    line-height: 50px
}