樣式處理2

/*隱藏input框上下箭頭*/
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
}

input::-webkit-outer-spin-button {
    -webkit-appearance: none;
}

/*清除input默認樣式*/
input {
    -webkit-appearance: none;
    -moz-appearance: none;
}