<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <script src="https://www.jb51.net/js/jquery-1.11.1.js"></script> <title>弹窗效果</title> <style> *{ margin: 0;padding: 0;list-style: none} .mask{background-color:rgba(0,0,0,0.2); width:100%; height:100%;position:fixed;top:0;left:0;} .prompt_box{width:400px;height:200px;background:#ffffff;border-radius:6px; position:fixed;top:25%; left:50%; margin-left:-200px;overflow: hidden;} .prompt_box .prompt_title{height:40px;line-height:40px;padding-left:20px;border-bottom:2px solid #1a9ebf;background:#e6e6e6;position: relative;} .prompt_box .prompt_title h3{font-size:16px;color: #333333; margin-top:0;} .prompt_box .prompt_cancel{width:24px;height:24px;background: url("img/cancel.png") no-repeat;position: absolute;right:0;top:0;} .prompt_box .prompt_cont{position: relative;height:158px;} .prompt_box .prompt_cont .prompt_text{line-height:140px;padding-left:100px;} .prompt_box .prompt_cont .prompt_sure{position: absolute;right:20px;bottom:34px; width:50px;height: 26px;background:#1a9ebf;border-radius:5px;color:#ffffff; font-size: 14px;line-height:26px;text-align: center;} .hide{display:none;} .show{display:block;} </style> </head> <body> <input type="button" value="按钮"> <div> <div> <div> <h3>系统提示</h3> <span></span> </div> <div> <p>输入有误，请重新输入！</p> <span>确定</span> </div> </div> </div> <script> $(function () { (function () { //////////////////////////弹窗效果//////////////////////////////// $('#btn').click(function () { $('.prompt_text').text('输入有误，请重新输入！'); $('.mask').removeClass('hide'); }) $('.prompt_sure,.prompt_cancel').click(function () { $('.mask').addClass('hide'); }) })(); }); </script> </body> </html>
效果图显示：
