~~~ .select-unable{ -webkit-touch-callout: none; -webkit-user-select: none; -khtml-user-select: none; -moz-user-select: none; -ms-user-select: none; user-select: none; } ~~~  去掉input框的蓝色边框 （radio checkbox）即去除轮廓 ~~~ input{ border:0; outline:none; 　　 box-shadow: none; } /*如果是改变其他则：*/ input{ outline-color:red; outline-style:solid; outline-width:1px; } ~~~