* {
	margin: 0;
	padding: 0;
}

/* 通用样式 */
.menu,.menu ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.menu {
	height: 50px;
}

.menu li {
	background: -moz-linear-gradient(#46a3ff, #46a3ff);
	background: -ms-linear-gradient(#46a3ff, #46a3ff);
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #46a3ff),
		color-stop(100%, #46a3ff));
	background: -webkit-linear-gradient(#46a3ff, #46a3ff);
	background: -o-linear-gradient(#46a3ff, #46a3ff);
	filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#46a3ff',
		endColorstr='#46a3ff');
	-ms-filter:
		"progid:DXImageTransform.Microsoft.gradient(startColorstr='#46a3ff', endColorstr='#46a3ff')";
	background: linear-gradient(#46a3ff, #46a3ff);
	min-width: 120px;
}

.menu>li {
	display: block;
	float: left;
	position: relative;
}

.menu>li:first-child {
	border-radius: 5px 0 0;
}

.menu a {
	border-left: 3px solid rgba(0, 0, 0, 0);
	text-decoration: none;
	text-transform: uppercase;
	overflow: hidden;
	height: 50px;
	line-height: 20px;
	text-align: center;
	color: #FFF;
	font-family: SimSun;
	white-space: nowrap;
	text-overflow: ellipsis;
	font-size: 16px;
	text-shadow: 0 1px 0 rgba(255, 255, 255, .25);
	position: relative;
	display: block;
	padding: 15px 15px;
}

/* 悬停时的样式 */
.menu li:hover {
	background-color: #4690ff;
	background: -moz-linear-gradient(#4690ff, #469fff);
	background: -ms-linear-gradient(#4690ff, #469fff);
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #4690ff),
		color-stop(100%, #469fff));
	background: -webkit-linear-gradient(#4690ff, #469fff);
	background: -o-linear-gradient(#4690ff, #469fff);
	filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#4690ff',
		endColorstr='#469fff');
	-ms-filter:
		"progid:DXImageTransform.Microsoft.gradient(startColorstr='#4690ff', endColorstr='#469fff')";
	background: linear-gradient(#4690ff, #469fff);
}

.menu li:hover>a {
	border-radius: 5px 0 0 0;
	border-left: 3px solid #C4302B;
	color: #C4302B;
}

/* 子菜单样式 */
.submenu {
	left: 0;
	height: 40px;
	max-height: 0;
	position: absolute;
	top: 100%;
	z-index: 0;
	-webkit-perspective: 400px;
	-moz-perspective: 400px;
	-ms-perspective: 400px;
	-o-perspective: 400px;
	perspective: 400px;
}

.submenu li {
	height: 40px;
	opacity: 0;
	-webkit-transform: rotateY(90deg);
	-moz-transform: rotateY(90deg);
	-ms-transform: rotateY(90deg);
	-o-transform: rotateY(90deg);
	transform: rotateY(90deg);
	-webkit-transition: opacity .4s, -webkit-transform .5s;
	-moz-transition: opacity .4s, -moz-transform .5s;
	-ms-transition: opacity .4s, -ms-transform .5s;
	-o-transition: opacity .4s, -o-transform .5s;
	transition: opacity .4s, transform .5s;
}

.submenu a {
	border-left: 3px solid rgba(0, 0, 0, 0);
	text-decoration: none;
	text-transform: uppercase;
	overflow: hidden;
	height: 40px;
	line-height: 20px;
	text-align: center;
	color: #FFF;
	font-family: SimSun;
	white-space: nowrap;
	text-overflow: ellipsis;
	font-size: 14px;
	text-shadow: 0 1px 0 rgba(255, 255, 255, .25);
	position: relative;
	display: block;
	padding: 10px 10px;
}

.menu .submenu li:hover a {
	border-left: 3px solid #454545;
	border-radius: 0;
	color: #ffffff;
}

.menu>li:hover .submenu,.menu>li:focus .submenu {
	max-height: 1000px;
	z-index: 10;
}

.menu>li:hover .submenu li,.menu>li:focus .submenu li {
	height: 40px;
	opacity: 0.9;
	-webkit-transform: none;
	-moz-transform: none;
	-ms-transform: none;
	-o-transform: none;
	transform: none;
}

/* CSS3 过渡效果的延迟 */
.menu li:hover .submenu li:nth-child(1) {
	-webkit-transition-delay: 0s;
	-moz-transition-delay: 0s;
	-ms-transition-delay: 0s;
	-o-transition-delay: 0s;
	transition-delay: 0s;
}

.menu li:hover .submenu li:nth-child(2) {
	-webkit-transition-delay: 50ms;
	-moz-transition-delay: 50ms;
	-ms-transition-delay: 50ms;
	-o-transition-delay: 50ms;
	transition-delay: 50ms;
}

.menu li:hover .submenu li:nth-child(3) {
	-webkit-transition-delay: 100ms;
	-moz-transition-delay: 100ms;
	-ms-transition-delay: 100ms;
	-o-transition-delay: 100ms;
	transition-delay: 100ms;
}

.menu li:hover .submenu li:nth-child(4) {
	-webkit-transition-delay: 150ms;
	-moz-transition-delay: 150ms;
	-ms-transition-delay: 150ms;
	-o-transition-delay: 150ms;
	transition-delay: 150ms;
}

.menu li:hover .submenu li:nth-child(5) {
	-webkit-transition-delay: 200ms;
	-moz-transition-delay: 200ms;
	-ms-transition-delay: 200ms;
	-o-transition-delay: 200ms;
	transition-delay: 200ms;
}

.menu li:hover .submenu li:nth-child(6) {
	-webkit-transition-delay: 250ms;
	-moz-transition-delay: 250ms;
	-ms-transition-delay: 250ms;
	-o-transition-delay: 250ms;
	transition-delay: 250ms;
}

.menu li:hover .submenu li:nth-child(7) {
	-webkit-transition-delay: 300ms;
	-moz-transition-delay: 300ms;
	-ms-transition-delay: 300ms;
	-o-transition-delay: 300ms;
	transition-delay: 300ms;
}

.menu li:hover .submenu li:nth-child(8) {
	-webkit-transition-delay: 350ms;
	-moz-transition-delay: 350ms;
	-ms-transition-delay: 350ms;
	-o-transition-delay: 350ms;
	transition-delay: 350ms;
}

.submenu li:nth-child(1) {
	-webkit-transition-delay: 350ms;
	-moz-transition-delay: 350ms;
	-ms-transition-delay: 350ms;
	-o-transition-delay: 350ms;
	transition-delay: 350ms;
}

.submenu li:nth-child(2) {
	-webkit-transition-delay: 300ms;
	-moz-transition-delay: 300ms;
	-ms-transition-delay: 300ms;
	-o-transition-delay: 300ms;
	transition-delay: 300ms;
}

.submenu li:nth-child(3) {
	-webkit-transition-delay: 250ms;
	-moz-transition-delay: 250ms;
	-ms-transition-delay: 250ms;
	-o-transition-delay: 250ms;
	transition-delay: 250ms;
}

.submenu li:nth-child(4) {
	-webkit-transition-delay: 200ms;
	-moz-transition-delay: 200ms;
	-ms-transition-delay: 200ms;
	-o-transition-delay: 200ms;
	transition-delay: 200ms;
}

.submenu li:nth-child(5) {
	-webkit-transition-delay: 150ms;
	-moz-transition-delay: 150ms;
	-ms-transition-delay: 150ms;
	-o-transition-delay: 150ms;
	transition-delay: 150ms;
}

.submenu li:nth-child(6) {
	-webkit-transition-delay: 100ms;
	-moz-transition-delay: 100ms;
	-ms-transition-delay: 100ms;
	-o-transition-delay: 100ms;
	transition-delay: 100ms;
}

.submenu li:nth-child(7) {
	-webkit-transition-delay: 50ms;
	-moz-transition-delay: 50ms;
	-ms-transition-delay: 50ms;
	-o-transition-delay: 50ms;
	transition-delay: 50ms;
}

.submenu li:nth-child(8) {
	-webkit-transition-delay: 0s;
	-moz-transition-delay: 0s;
	-ms-transition-delay: 0s;
	-o-transition-delay: 0s;
	transition-delay: 0s;
}