input type=number 消除上下按钮的样式

.popover-content input::-webkit-outer-spin-button,
.popover-content input::-webkit-inner-spin-button {
-webkit-appearance: none;
}
.popover-content input[type='number' ]{
-mOz-appearance: textfield;
}

标签：spin,button,number,content,popover,webkit,input,type
来源： https://www.cnblogs.com/chendezhen/p/16291260.html