浏览器运行效果：
盒子案例视频
JQuery下载：
http://链接：https://pan.baidu.com/s/1_-gBgHl3MrK-JtWg3444Cw?pwd=4332 提取码：4332
运行代码展示：
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>盒子案例</title> <style type="text/css"> * { margin: 0 auto; padding: 0; } .clear { clear: both; } a { padding: 0 73px; text-decoration: none; color: #000; background-color: #CCC; font-size: 26px; } #nav { position: relative; } li { float: left; width: 198px; border: 1px solid #333; text-align: center; list-style-type: none; } .box { border: 1px solid #333; width: 800px; height: 380x; margin: 0 auto; margin-top: 50px; text-align: center; } .one { position: absolute; left: 0; top: 2em; width: 800px; height: 360px; } #red { background-color: red; display: none; } #blue { background-color: blue; display: none; } #green { background-color: green; display: none; } #orange { background-color: orange; display: none; } </style> <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script> <script type="text/javascript"> $(document).ready(function () { $('#nav').find('a').mouseover(function () { var ys = $(this).attr('yanse'); $('#nav a').css({ 'background': '#CCC' }); $(this).css({ 'background': ys }); $('#nav .one').css({ 'display': 'none' }); $(this).next().css({ 'display': 'block' }); }); }); </script> </head> <body> <div class="box"> <ul id="nav"> <li> <a id="btn-red" href="#" yanse="red">红色</a> <div class="one" id="red">红色模块区域1</div> </li> <li> <a id="btn-blue" href="#" yanse="blue">蓝色</a> <div class="one" id="blue">蓝色模块区域2</div> </li> <li> <a id="btn-green" href="#" yanse="green">绿色</a> <div class="one" id="green">绿色模块区域3</div> </li> <li> <a id="btn-orange" href="#" yanse="orange">橙色</a> <div class="one" id="orange">橙色模块区域4</div> </li> </ul> </div> </body> </html>
