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CSS3 翻滚吧菜单

2017-03-23 16:30 127 查看
<!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" />
<title>无标题文档</title>

<style>
* {
margin: 0;
padding: 0;
}

ul{
list-style: none;
}

a{
text-decoration: none;
}

.clearfix:before, .clearfix:after {
content:"";
display:table;
}
.clearfix:after{
clear:both;
overflow:hidden;
}
.clearfix{
zoom:1;
}

body {
background-color: #edecec;
}

/* basic menu styles */
.nav-menu {
display: block;
background: #74adaa;
width: 950px;
margin: 50px auto 150px;
}

.nav-menu > li {
display: inline;
float: left;
border-right: 1px solid #94c0be;
}

.nav-menu > li:last-child {
border-right: none;
}

.nav-menu li a {
color: #fff;
display: block;
font-family: 'sansationregular';
/* 字体抗锯齿，变形时，字体可能会模糊 */
-webkit-font-smoothing: antialiased;
font-smoothing: antialiased;
/* 单词首字母大写 */
text-transform: capitalize;
line-height: 20px;
font-size: 20px;
padding: 15px 30px;
white-space: nowrap;
}

/* animation domination */
.three-d {
position: relative;
perspective: 200px;

}

.three-d.active:hover {
cursor: default;
}

.three-d-box {
position: absolute;
top: 0;
left: 0;
display: block;
width: 100%;
height: 100%;
text-align: center;
transform-style: preserve-3d;
transition: all 0.3s ease-out;
transform: translateZ(-25px);
}

/* 关键点3：3d元素进行3d变形 */
.front, .back {
display: block;
width: 100%;
height: 100%;
position: absolute;
top: 0;
left: 0;
background: #74adaa;
padding: 15px 30px 15px 31px;
color: white;
pointer-events: none;
box-sizing: border-box;
}

.front{
transform: translateZ(25px) ;
}
.back{
transform: translateY(25px) rotateX(-90deg);
}
.three-d:hover .three-d-box{
transform: translateZ(-25px) rotateX(90deg);
}
/*锦上添花（背景渐变色）*/
.nav-menu li .active .front,
.nav-menu li .active .back,
.nav-menu li a:hover .front,
.nav-menu li a:hover .back {
background-color: #51938f;
-webkit-background-size: 5px 5px;
background-size: 5px 5px;
background-position: 0 0, 30px 30px;
background-image:
linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);
}

/* 子菜单 */
.nav-menu ul {
position: absolute;
text-align: left;
line-height: 40px;
font-size: 14px;
width: 200px;
display: none;
/* 以顶部为原点变形，展开时可以有从顶部展开的感觉 */
-webkit-transform-origin: 0px 0px;
transform-origin: 0px 0px;
}
.nav-menu > li:hover ul {
display: block;
}
</style>
</head>

<body>

<ul class="nav-menu clearfix unstyled">
<li>
<a href="#" class="three-d active">
Home
<div class="three-d-box">
<span class="front">Home</span>
<span class="back">首页</span>
</div>
</a>
</li>
<li>
<a href="#" class="three-d">
Services
<div class="three-d-box">
<span class="front">Services</span>
<span class="back">服务</span>
</div>
</a>
</li>
<li>
<a href="#" class="three-d">
Products
<div class="three-d-box">
<span class="front">Products</span>
<span class="back">产品</span>
</div>
</a>
</li>
<li>
<a href="#" class="three-d">
About
<div class="three-d-box">
<span class="front">About</span>
<span class="back">关于</span>
</div>
</a>
</li>
<li>
<a href="#" class="three-d">
Contact
<div class="three-d-box">
<span class="front">Contact</span>
<span class="back">联系</span>
</div>
</a>
</li>
<li>
<a href="#" class="three-d">
Blog
<div class="three-d-box">
<span class="front">Blog</span>
<span class="back">博客</span>
</div>
</a>
<ul class="clearfix unstyled drop-menu">
<li>
<a href="#" class="three-d">
Html5
<div class="three-d-box">
<span class="front">Html5</span>
<span class="back">Html5</span>
</div>
</a>
</li>
<li>
<a href="#" class="three-d">
Css3
<div class="three-d-box">
<span class="front">Css3</span>
<span class="back">Css3</span>
</div>
</a>
</li>
<li>
<a href="#" class="three-d">
JavaScript
<div class="three-d-box">
<span class="front">JavaScript</span>
<span class="back">JavaScript</span>
</div>
</a>
</li>
<li>
<a href="#" class="three-d">
Videogames
<div class="three-d-box">
<span class="front">Videogames</span>
<span class="back">视频游戏</span>
</div>
</a>
</li>
</ul>
</li>
<li>
<a href="#" class="three-d">
Shop On-line
<div class="three-d-box">
<span class="front">Shop On-line</span>
<span class="back">在线商城</span>
</div>
</a>
</li>
</ul>
</body>
</html>
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