@charset 'sut-8';
	body,h1,h2,h3,h4,h5,h6,hr,p,blockquote,dl,dt,dd,ul,ol,li,pre,form,fieldset,legend,button,input,textarea,th,td {
	margin:0;
	padding:0;
	font-weight:normal;
}
body,button,input,select,textarea {
	-webkit-text-size-adjust:none;
	font:12px/1.5 Arial,microsoft yahei,sans-serif
}
h1,h2,h3,h4,h5,h6 {
	font-size:100%
}
address,cite,dfn,em,var {
	font-style:normal
}
ul,ol,li {
	list-style:none
}
a {
	text-decoration:none
}
legend {
	color:#000
}
fieldset,img {
	border:0;
}
section,article,aside,header,footer,nav,dialog,figure {
	display:block;
}
figure {
	margin:0;
}
button,input,select,textarea {
	font-size:100%
}
table {
	border-collapse:collapse;
	border-spacing:0
}
.clear {
	display:block;
	height:0;
	overflow:hidden;
	clear:both
}
.clearfix:after {
	content:'\20';
	display:block;
	height:0;
	clear:both
}
.clearfix {
	*zoom:1
}
a:link,a:visited {
	text-decoration:none
}
a:hover,a:active {
	text-decoration:underline
}
a {
	blr:expression_r(this.onFocus=this.blur())
}
a {
	outline:none;
}
.none {
	display:none;
}
.block {
	display:block;
}
.noBg {
	background:none !important;
}
.noBd {
	border:none !important;
}
.noPd {
	padding:0 !important;
}
*,*:before,*:after {
	box-sizing:border-box;
	-moz-box-sizing:border-box;
	-webkit-box-sizing:border-box;
}
a:hover {
	text-decoration:none;
	color:#000;
	transition:color .5s;
	-webkit-transition:color .5s;
	-moz-transition:color .5s;
}
body {
	position:relative;
}
.nav {
	width:722px;
	margin:50px auto;
	background-color:#6cf;
	border:1px #ccc solid;
}
.nav:after {
	clear:both;
	display:block;
	overflow:hidden;
	content:"";
}
.nav ul li {
	width:140px;
	height:60px;
	margin-right:5px;
	float:left;
	perspective:4000px;
	-webkit-perspective:4000px;
}
.nav ul li:nth-last-child(1) {
	margin-right:0;
}
.nav ul li a {
	display:block;
	height:60px;
	text-decoration:none;
	transition:all .5s;
	transform-style:preserve-3d;
}
.nav ul li a p {
	height:60px;
	margin:0;
	line-height:60px;
	color:#fff;
	text-align:center;
	font-size:16px;
	font-family:"Microsoft Yahei";
	border-radius:2px;
	transition:all .5s;
}
.nav ul li a p:first-child {
	background-color:#090;
	transform:translateZ(30px);
}
.nav ul li a p:last-child {
	background-color:#009;
	transform:translateZ(30px) rotateX(-90deg);
	margin-top:-30px;
}
.nav ul li a:hover {
	transform:rotateX(90deg);
}
.nav ul li a:hover p:last-child {
	margin-top:0;
	transform:translateZ(0) rotateX(-90deg);
}