input的type="number"时 去除右边出现的上下箭头

去除input的type属性为number时的上下箭头

<input type="number" ...>
<style>
    input::-webkit-outer-spin-button,
    input::-webkit-inner-spin-button {
        -webkit-appearance: none;
    }
    input[type="number"]{
        -moz-appearance: textfield;
    }
</style>