CSS之侧边栏

<!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>