改變select和option的默認樣式

select {
    border: solid 1px #000;
    appearance:none;
    -moz-appearance:none;
    -webkit-appearance:none;
    padding-right: 14px;
    padding-left: 20px;
    background: url("http://ourjs.github.io/static/2015/arrow.png") no-repeat scroll right center transparent;

}

option {
  color: red;
}

select::-ms-expand { display: none; }