小提示窗口 body{ font-size:12px; } .tip{ color:red; text-decoration:none; position:relative; } .tip span {display:none;} .tip:hover {cursor:hand;} .tip:hover .popbox { display:block; position:absolute; top:15px; left:-30px; width:100px; background-color:#424242; color:#fff; padding:10px; } CSS W3C