css3的新属性非常不错，目前IE除外其他浏览器都已支持
实现原理:比如元素a在hover时候可以改变元素b的状态。
效果如本农导航，欢迎采用和建议~
a:hover b{
执行简单动画效果
}
HTML
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>3D-navBar</title>
<link rel="stylesheet" href="css/3dnavBar.css">
</head>
<body>
<header>
<ul class="block-menu" id="F1">
<li>
<a href="javascript:;" class="three-d">Home
<span class="three-d-box">
<span class="front">Home</span>
<span class="back">Home</span>
</span>
</a>
</li>
<li>
<a href="javascript:;" class="three-d">Html
<span class="three-d-box">
<span class="front">Html</span>
<span class="back">Html</span>
</span>
</a>
</li>
<li>
<a href="javascript:;" class="three-d">CSS
<span class="three-d-box">
<span class="front">CSS</span>
<span class="back">CSS</span>
</span>
</a>
</li>
<li>
<a href="javascript:;" class="three-d">Javascript
<span class="three-d-box">
<span class="front">Javascript</span>
<span class="back">Javascript</span>
</span>
</a>
</li>
<li>
<a href="javascript:;" class="three-d">jQuery
<span class="three-d-box">
<span class="front">jQuery</span>
<span class="back">jQuery</span>
</span>
</a>
</li>
<li>
<a href="javascript:;" class="three-d">ajax
<span class="three-d-box">
<span class="front">ajax</span>
<span class="back">ajax</span>
</span>
</a>
</li>
<li>
<a href="javascript:;" class="three-d">php
<span class="three-d-box">
<span class="front">php</span>
<span class="back">php</span>
</span>
</a>
</li>
<li>
<a href="javascript:;" class="three-d">bootstrap
<span class="three-d-box">
<span class="front">bootstrap</span>
<span class="back">bootstrap</span>
</span>
</a>
</li>
<li>
<a href="javascript:;" class="three-d">angular
<span class="three-d-box">
<span class="front">angular</span>
<span class="back">angular</span>
</span>
</a>
</li>
</ul>
</header>
</body>
</html>CSS
*{
list-style: none;
margin: 0;
padding: 0;
}
.block-menu{
background:#AA7A53;
height:50px;
overflow:hidden;
padding-left:40px;
}
.block-menu li{
float: left;
margin-left: 15px;
}
.block-menu li a{
color:#fff;
text-decoration:none;
text-transform:uppercase;
font-size:16px;
line-height:20px;
font-weight:bold;
font-family: Arial, sans-serif;
display:block;
padding:15px 10px;
}
.three-d-box,.front,.back{
width: 100%;
display: block;
height:50px;
position:absolute;
top:0;
left:0;
text-align: center;
line-height: 50px;
background:#AA7A53;
}
.three-d{
perspective:200px;
position:relative;
}
.three-d-box{
-webkit-transform-style:preserve-3d;
transform-style:preserve-3d;
-webkit-transform:translateZ(-25px);
-moz-transform:translateZ(-25px);
-o-transform:translateZ(-25px);
-ms-transform:translateZ(-25px);
transform:translateZ(-25px);
-webkit-transition: all .3s ease-out;
-moz-transition: all .3s ease-out;
-o-transition: all .3s ease-out;
transition: all .3s ease-out;
}
.front{
-webkit-transform:rotateX(0deg) translateZ(25px);
-moz-transform:rotateX(0deg) translateZ(25px);
-o-transform:rotateX(0deg) translateZ(25px);
-ms-transform:rotateX(0deg) translateZ(25px);
transform:rotateX(0deg) translateZ(25px);
}
.back{
-webkit-transform:rotateX(-90deg) translateZ(25px);
-moz-transform:rotateX(-90deg) translateZ(25px);
-o-transform:rotateX(-90deg) translateZ(25px);
-ms-transform:rotateX(-90deg) translateZ(25px);
transform:rotateX(-90deg) translateZ(25px);
}
.three-d:hover .three-d-box{
-webkit-transform: translateZ(-25px) rotateX(90deg);
-moz-transform: translateZ(-25px) rotateX(90deg);
-o-transform: translateZ(-25px) rotateX(90deg);
-ms-transform: translateZ(-25px) rotateX(90deg);
transform: translateZ(-25px) rotateX(90deg);
}
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