Create a three-dimensional effect navigation menu based on CSS3

<style>    
.keleyi-com-nav{    
width:px;    
height: px;    
font:bold /px Arial;    
text-align:center;    
margin:px auto ;    
border-radius: px;    
}    
.keleyi-com-nav a{display: inline-block;    
-webkit-transition: all .s ease-in;    
-moz-transition: all .s ease-in;    
-o-transition: all .s ease-in;    
-ms-transition: all .s ease-in;    
transition: all .s ease-in;    
}    
.keleyi-com-nav a:hover{    
-webkit-transform:rotate(deg);    
-moz-transform:rotate(deg);    
-o-transform:rotate(deg);    
-ms-transform:rotate(deg);    
transform:rotate(deg);    
}    
.black{    
background: #ccc;    
box-shadow: px #bbb;    
}    
.red{    
background: #ff;    
box-shadow: px #baa;    
}    
.blue{    
background: #be;    
box-shadow: px #b;    
}    
.green{    
background: #cd;    
box-shadow: px #bb;    
}    
.keleyi-com-nav li{    
position:relative;    
display:inline-block;    
padding: px;    
font-size: px;    
text-shadow:px px px rgba(,,,.);    
list-style: none outside none;    
}    
.keleyi-com-nav li::before,    
.keleyi-com-nav li::after{    
content:"";    
position:absolute;    
top:px;    
height: px;    
width: px;    
}    
.keleyi-com-nav li::after{    
rightright: ;    
background: -moz-linear-gradient(top, rgba(,,,), rgba(,,,.) %, rgba(,,,));    
background: -webkit-linear-gradient(top, rgba(,,,), rgba(,,,.) %, rgba(,,,));    
background: -o-linear-gradient(top, rgba(,,,), rgba(,,,.) %, rgba(,,,));    
background: -ms-linear-gradient(top, rgba(,,,), rgba(,,,.) %, rgba(,,,));    
background: linear-gradient(top, rgba(,,,), rgba(,,,.) %, rgba(,,,));    
}    
.black li::before{    
left: ;    
background: -moz-linear-gradient(top, #ccc, # %, #ccc);    
background: -webkit-linear-gradient(top, #ccc, # %, #ccc);    
background: -o-linear-gradient(top, #ccc, # %, #ccc);    
background: -ms-linear-gradient(top, #ccc, # %, #ccc);    
background: linear-gradient(top, #ccc, # %, #ccc);    
}    
.red li::before{    
left: ;    
background: -moz-linear-gradient(top, #ffa, #eea %, #ffa);    
background: -webkit-linear-gradient(top, #ffa, #eea %, #ffa);    
background: -o-linear-gradient(top, #ffa, #eea %, #ffa);    
background: -ms-linear-gradient(top, #ffa, #eea %, #ffa);    
background: linear-gradient(top, #ffa, #eea %, #ffa);    
}    
.blue li::before{    
left: ;    
background: -moz-linear-gradient(top, #bdc, #a %, #bdc);    
background: -webkit-linear-gradient(top, #bdc, #a %, #bdc);    
background: -o-linear-gradient(top, #bdc, #a %, #bdc);    
background: -ms-linear-gradient(top, #bdc, #a %, #bdc);    
background: linear-gradient(top, #bdc, #a %, #bdc);    
}    
.green li::before{    
left: ;    
background: -moz-linear-gradient(top, #cd, #aa %, #cd);    
background: -webkit-linear-gradient(top, #cd, #aa %, #cd);    
background: -o-linear-gradient(top, #cd, #aa %, #cd);    
background: -ms-linear-gradient(top, #cd, #aa %, #cd);    
background: linear-gradient(top, #cd, #aa %, #cd);    
}    
.keleyi-com-nav li:first-child::before{    
background: none;    
}    
.keleyi-com-nav li:last-child::after{    
background: none;    
}    
.keleyi-com-nav a,    
.keleyi-com-nav a:hover{    
color:#fff;    
text-decoration: none;    
}    
</style>    
<ul class="keleyi-com-nav black">    
<li><a href="http://keleyi.com/a/bjac/utovcdwr.htm">Home</a></li>    
<li><a href="http://keleyi.com/dev/dba.htm">About Me</a></li>    
<li><a href="http://keleyi.com/dev/cdbafffcac.htm">Portfolio</a></li>    
<li><a href="http://keleyi.com/a/bjac/kpiehx.htm">Blog</a></li>    
<li><a href="http://keleyi.com/a/bjac/nmwpqgag.htm">Resources</a></li>    
<li><a href="http://keleyi.com/game//">Contact Me</a></li>    
</ul>    
<ul class="keleyi-com-nav red">    
<li><a href="http://keleyi.com/">首页</a></li>    
<li><a href="http://keleyi.com/ablut/">关于</a></li>    
<li><a href="http://keleyi.com/a/bjac/kjsrtb.htm">jQuery AJAX</a></li>    
<li><a href="http://keleyi.com/a/bjac/dib.htm">导航样式</a></li>    
<li><a href="http://keleyi.com/a/bjac/mtpy.htm">侧边导航</a></li>    
<li><a href="http://keleyi.com/dev/ae.htm">树形菜单</a></li>    
</ul>    
<ul class="keleyi-com-nav blue">    
<li><a href="http://keleyi.com/a/bjac/et.htm">Home</a></li>    
<li><a href="http://keleyi.com/a/bjac/wjqxm.htm">About Me</a></li>    
<li><a href="http://keleyi.com/a/bjac/slnymte.htm">Portfolio</a></li>    
<li><a href="http://keleyi.com/a/bjac/mnmpmbv.htm">Blog</a></li>    
<li><a href="http://keleyi.com/a/bjac/cef.htm">Resources</a></li>    
<li><a href="http://keleyi.com/a/bjac/bedbffcaaffa.htm">Contact Me</a></li>    
</ul>    
<ul class="keleyi-com-nav green">    
<li><a href="http://keleyi.com/">首页</a></li>    
<li><a href="http://keleyi.com/ablut/">关于</a></li>    
<li><a href="http://keleyi.com/a/bjac/kjsrtb.htm">jQuery AJAX</a></li>    
<li><a href="http://keleyi.com/a/bjac/dib.htm">导航样式</a></li>    
<li><a href="http://keleyi.com/a/bjac/mtpy.htm">侧边导航</a></li>    
<li><a href="http://keleyi.com/dev/ae.htm">树形菜单</a></li>    
</ul>

<!doctype html>    
<html lang="en">    
<head>    
<meta charset="UTF-8">    
<title>CSS制作立体导航</title>    
<link rel="stylesheet" href="http://www.w3cplus.com/demo/css3/base.css">    
<style>    
body{    
background: #ebebeb;    
}    
.nav{    
width:560px;    
height: 50px;    
font:bold 0/50px Arial;    
text-align:center;    
margin:40px auto 0;    
background: #f65f57;    
/*制作圆*/    
border-radius:8px;    
/*制作导航立体风格*/    
box-shadow:0px 7px red;    
}    
.nav a{    
display: inline-block;    
-webkit-transition: all 0.2s ease-in;    
-moz-transition: all 0.2s ease-in;    
-o-transition: all 0.2s ease-in;    
-ms-transition: all 0.2s ease-in;    
transition: all 0.2s ease-in;    
color:#fff;    
}    
.nav a:hover{    
-webkit-transform:rotate(10deg);    
-moz-transform:rotate(10deg);    
-o-transform:rotate(10deg);    
-ms-transform:rotate(10deg);    
transform:rotate(10deg);    
text-decoration:none;    
}    
.nav li{    
position:relative;    
display:inline-block;    
padding:0 16px;    
font-size: 13px;    
text-shadow:1px 2px 4px rgba(0,0,0,.5);    
list-style: none outside none;    
}    
/*删除第一项和最后一项导航分隔线*/    
.nav li:first-child::before{    
background-image:none;    
}    
/*使用伪元素制作导航列表项分隔线*/    
.nav li:before{    
content:"";    
color:#666;    
position:absolute;    
top:18px;    
height:20px;    
left:-1px;    
width:1px;    
background-image:linear-gradient(to bottombottom,#f65f57,#993333,#f65f57);    
}    
</style>    
</head>    
<body>    
<ul class="nav">    
<li><a href="">Home</a></li>    
<li><a href="">About Me</a></li>    
<li><a href="">Portfolio</a></li>    
<li><a href="">Blog</a></li>    
<li><a href="">Resources</a></li>    
<li><a href="">Contact Me</a></li>    
</ul>    
</body>    
</html>