css如何实现禁止选择文本

.not-select{

    -moz-user-select:none; /*火狐*/

    -webkit-user-select:none; /*webkit浏览器*/

    -ms-user-select:none; /*IE10*/

    -khtml-user-select:none; /*早期浏览器*/

    user-select:none;

}

.no-touch {

    -webkit-touch-callout: none;

    -webkit-user-select: none;

    -khtml-user-select: none;

    -moz-user-select: none;

    -ms-user-select: none;

    user-select: none;

}