<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Page-Enter" content="revealTrans(duration=12, transition=12)"> <title>CSS3之侧边栏</title> <style> *{ margin:0; padding:0; } html{ height:100%; width:100%; } p{ padding:10px 0; } body.sideMenu{ margin:0; -webkit-transform:none; transform:none; } #side{ display:none; } #side:checked + aside{ left:0; } #side:checked ~ #wrap{ padding-left:220px; } a:link,a:visited{ color:#00FF00; text-decoration:none; } body > aside{ position:absolute; top:0; bottom:0; left:-200px; width:200px; background:#000000; transition:0.2s ease-out; -webkit-transition:0.2s ease-out; } body > aside > h2 { color:#00FF00; text-align:center; font-weight:normal; padding:10px; } #wrap{ margin-left:20px; padding:10px; transition:0.25s ease-out; -webkit-transition:0.25s ease-out; } #wrap > label{ display:inline-block; } #wrap > label{ background:#333333; border-radius:15px; color: #00FF00; cursor: pointer; display: block; font-family: Courier New; font-size: 25px; font-weight: bold; width: 50px; height: 50px; line-height: 35px; text-align: center; text-shadow: 0 -4px; } #wrap > label:hover{ background:#000; } </style> </head> <body> <input type='checkbox' id='side'> <aside> <h2><a href="http://www.cnblogs.com/caidupingblogs/">我的博客园</a></h2> </aside> <div id='wrap'> <label for='side'>=</label> </div> </body> </html>