CSS仿淘宝首页导航条按钮布局效果
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>网页特效代码---CSS仿<a href="" class="bluekey" target="_blank">淘宝</a>首页导航条按钮布局效果</title>
<style>
/*子鼠*/
body{ font-size:12px; text-align:center; margin-top:30px; font-family:Verdana;}
div,img{margin:0; padding:0; border:0;}
ul,li{list-style-type: none; margin:0; padding:0; float:left; }
#info{ margin-left:auto; margin-right:auto;width:760px; text-align:left;}
#new{ margin-top:-12px;position: absolute;margin-left:-12px;}
#nav{ height:30px; width:610px; margin-left:auto; margin-right:auto;}
#nav li{margin-left:1px; height:30px;}
#nav li a{ display:block;float:left; text-decoration:none; background-image: url();background-repeat: no-repeat; display:block; background-position:left top;}
#nav a span{cursor:hand; color:#000;background-image: url();background-repeat: no-repeat; display:block;background-position: right top; padding:7px 10px 6px 10px; float:left; }
#nav li a:active,#nav li a:hover {margin-top:0px; }
#nav li a:active span,#nav li a:hover span {padding:10px 10px 6px 10px; margin-top:0px; display:block; color:#FFF;}
#zishu01 a:link,#zishu01 a:visited {background-position: 0px -27px;}
#zishu01 a:link span,#zishu01 a:visited span{background-position:right -27px;padding:10px 10px 6px 10px; margin-top:0; color:#FFF; font-weight:bold;}
#zishu02 a,#zishu03 a,#zishu04 a,#zishu05 a,#zishu06 a,#zishu07 a,#zishu08 a,#zishu09 a,#zishu10 a,#zishu11 a{margin-top:3px;}
#zishu02 a:active,#zishu02 a:hover {background-position: 0px -57px;}
#zishu02 a:active span,#zishu02 a:hover span{background-position:right -57px;}
#zishu03 a:active,#zishu03 a:hover {background-position: 0px -87px;}
#zishu03 a:active span,#zishu03 a:hover span{background-position:right -87px;}
#zishu04 a:active,#zishu04 a:hover {background-position: 0px -117px;}
#zishu04 a:active span,#zishu04 a:hover span{background-position:right -117px;}
#zishu05 a:active,#zishu05 a:hover {background-position: 0px -147px;}
#zishu05 a:active span,#zishu05 a:hover span{background-position:right -147px;}
#zishu06 a:active,#zishu06 a:hover {background-position: 0px -177px;}
#zishu06 a:active span,#zishu06 a:hover span{background-position:right -177px;}
#zishu07 a:active,#zishu07 a:hover {background-position: 0px -207px;}
#zishu07 a:active span,#zishu07 a:hover span{background-position:right -207px;}
#zishu08 a:active,#zishu08 a:hover {background-position: 0px -237px;}
#zishu08 a:active span,#zishu08 a:hover span{background-position:right -237px;}
#zishu09 a:active,#zishu09 a:hover {background-position: 0px -267px;}
#zishu09 a:active span,#zishu09 a:hover span{background-position:right -267px;}
#zishu10 a:active,#zishu10 a:hover {background-position: 0px -297px;}
#zishu10 a:active span,#zishu10 a:hover span{background-position:right -297px;}
#zishu11 a:link span,#zishu11 a:visited span{color:#FF6600;}
#zishu11 a:active,#zishu11 a:hover {background-position: 0px -327px;}
#zishu11 a:active span,#zishu11 a:hover span{background-position:right -327px;}
#menu{ width:760px; height:26px; background:#FF9900;}
#r1{border-top: 0px;border-bottom: 0px; border-left:3px solid #fff;border-right:3px solid #fff; height:1px; overflow:hidden;}
#r2{border-top: 0px;border-bottom: 0px; border-left:2px solid #fff;border-right:2px solid #fff; height:1px; overflow:hidden;}
#r3{border-top: 0px;border-bottom: 0px; border-left:1px solid #fff;border-right:1px solid #fff; height:1px; overflow:hidden;}
</style>
</head>
<body>
<div id="info">
<div id="nav">
<ul>
<li id="zishu01"><a href=""><span>数码通讯</span></a></li>
<li id="zishu03"><a href=""><span>男人</span></a></li>
<li id="zishu05"><a href=""><span>书籍音像</span></a></li>
<li id="zishu07"><a href=""><span>游戏</span></a></li>
<li id="zishu09"><a href=""><span>香港街</span></a></li>
<li id="zishu11"><a href="