* {
	margin: 0;
	padding: 0; 
	border: 0; 
}
body {
  	background: #fff;
  	font-family: 'Microsoft YaHei';
  	font-size: 14px;
  	font-weight: 100;
  	color: #fff;
}
h1, h2, h3 {
	font-size: 20px;
	font-weight: normal;
	line-height: 1em;
}
a {
	color: #fff;
	text-decoration: none;
}
a:hover {
	color: #1d87f7;
}
i {
	display: block;
}
li {
	list-style: none;
}
a.btn {
	display: inline-block;
	background: #4275e4;
	border-radius: 3px;
	width: 180px;
	height: 50px;
	line-height: 50px;
	text-align: center;
    vertical-align: middle;
    cursor: pointer;
    text-shadow: 0 0 5px rgba(1,1,1,.1);
    font-size: 20px;
    margin-right: 8px;
    box-sizing: border-box;
    vertical-align: middle;
    color: #fff;
}
a.btn:hover {
	background: #6977ff;
    color: #fff;
}
a.btn:active {
	background: #3137b2;
    color: #fff;
}
a.btn-light {
	background: #2e237b;
	background: rgba(46, 35, 123, 0.5);
	border: 1px solid #8b85b6;
	line-height: 48px;
}
a.btn-light:hover {
	background: #4738a7;
	background: rgba(71, 56, 167, 0.5);
	border-color: #6e54cf;
}
a.btn-light:active {
	background: #1f0d73;
	background: rgba(31, 13, 115, 0.5);
	border-color: #4f3aab;
}
.section {
	position: relative;
	overflow: hidden;
}

#wrap {
	width: 100%;
	min-width: 1263px;
	background: #0c1e4e;
	height: auto;
  	overflow: hidden;
}
#video {
	width: 100%;
	min-width: 1263px;
	height: 659px;
	position: absolute;
	top: 0;
	left: 0;
	z-index: 1;
	overflow: hidden;
	background: url(../img/video-bg.jpg) no-repeat center top;
}
#video video {
	min-width: 100%;
	min-height: 659px;
}
#top {
	width: 1200px;
	margin: 0 auto;
	position: relative;
	z-index: 5;
}
#nebula {
	background: url(../img/nebula.png) no-repeat left top;
	width: 1459px;
	height: 556px;
	position: absolute;
	bottom: 0;
	left: 106px;
}
#nebula2 {
	background: url(../img/nebula2.png) no-repeat center top;
	width: 100%;
	height: 518px;
	position: absolute;
	top: 0;
	left: 0px;
}
#header {
	width: 100%;
	height: 34px;
	line-height: 34px;
	padding-top: 32px;
}
.logo {
	background: url(../img/logo.png) no-repeat left top;
	width: 163px;
	height: 34px;
	text-indent: -1000em;
	float: left;
}
.nav {
	text-align: right;
	float: right;
}
.nav li {
	float: left;
	height: 34px;
	line-height: 34px;
	padding: 0 20px;
}
.nav li a {
	opacity: 0.7;
}
.nav li.active a {
	font-weight: bold;
	color: #1d87f7;
	opacity: 1;
}
#slide {
	position: relative;
	width: 100%;
	height: 593px;
	padding: 0 100px;
	color: #fff;
	box-sizing: border-box;
	padding-top: 90px;
	text-align: center;
}
#slide h2 {
	font-size: 60px;
	padding-bottom: 15px;
	text-align: center;
	vertical-align: middle;
	line-height: 60px;
	font-weight: 100;
	letter-spacing: 5px;
}
#slide small {
	display: block;
	font-size: 20px;
	padding-bottom: 30px;
	letter-spacing: 15px;
}
a.btn-play {
	display: block;
	background: url(../img/btn-play.png) no-repeat center center;
	width: 128px;
	height: 128px;
    cursor: pointer;
    margin: 0 auto;
    border-radius: 50%;
	box-shadow: 0 0 10px #45fdff;
	transition: box-shadow .2s;
}
a.btn-play:hover {
	box-shadow: 0 0 50px #45fdff;
}
@keyframes btnPlay {
	from {
		box-shadow: 0 0 10px #45fdff;
	}
	to {
		box-shadow: 0 0 50px #45fdff;
	}
}
.slide-text {
	padding: 20px 30px 0 180px;
    font-size: 18px;
    line-height: 1.7em;
    text-align: justify;
}

/* Neck */
#neck {
	background: url(../img/neck-bg.png) repeat-x left top;
	height: 180px;
	box-sizing: border-box;
	padding-top: 45px;
}
.table-data {
	border: none;
	width: 1000px;
	margin: 0 auto;
}
.table-data th, .table-data td{
	width: 33%;
	height: 40px;
	text-align: center;
	color: #b7bdcc;
	font-size: 20px;
}
.table-data th i {
	display: inline-block;
	width: 18px;
	height: 18px;
	border-radius: 50%;
	vertical-align: middle;
	background: #5c77da;
	border: 5px solid #4d3bb5;
	box-sizing: border-box;
	margin-right: 9px;
}
.table-data td{
	color: #00e4ff;
	font-size: 36px;
}	        
.runNum{
    margin: 0 auto;
    padding: 0;
    overflow: hidden;
    height: 50px;
    line-height: 50px;
    text-align: center;
    font-weight: bold;
    position: relative;
}
.runNum li{
    list-style: none;
    width: 20px;
    float: left;
    position: absolute;
}

/* product */
#product {
	background: #e8f2ff;
	padding-top: 120px;
	padding-bottom: 180px;
}
#product h2 {
	text-align: center;
	font-size: 40px;
	color: #1b1b1b;
	padding-bottom: 100px;
}
.ul-product {
	width: 1000px;
	margin: 0 auto;
	height: 350px;
	background: #fff;
}
.ul-product li {
	background: url(../img/icon-blue1.png) no-repeat center 96px;
	float: left;
	width: 250px;
	height: 350px;
	box-sizing: border-box;
	border: 1px solid #a3b7ee;
	border-right: none;
	padding-top: 237px;
	position: relative;
}
.ul-product li:last-child {
	border-right: 1px solid #a3b7ee;
}
.ul-product li.pro1 {
	background-image: url(../img/icon-blue1.png);
}
.ul-product li.pro2 {
	background-image: url(../img/icon-blue2.png);
}
.ul-product li.pro3 {
	background-image: url(../img/icon-blue3.png);
}
.ul-product li.pro4 {
	background-image: url(../img/icon-blue4.png);
}
.ul-product li .info-title {
	display: block;
	color: #414141;
	font-size: 22px;
	text-align: center;
}
.ul-product li:hover, 
.ul-product li.active {
	animation: infoBg .5s forwards;
}
@keyframes infoBg {
	from {
		background-size: 100px;
	}
	to {
		background-position: center 20px;
		background-size: 60px;
	}
}
.ul-product li:hover .info-title,
.ul-product li.active .info-title {
	animation: infoTitle .5s forwards;
}
@keyframes infoTitle {
	to {
		transform: translateY(-130px);
		opacity: 0;
	}
}
.ul-product li:hover .info,
.ul-product li.active .info {
	display: block;
	opacity: 0;
}
.info {
	display: none;
	position: absolute;
	background: url(../img/icon-white1.png) #3460bf no-repeat center 42px;
	width: 251px;
	height: 400px;
	top: -25px;
	left: -1px;
	z-index: 1;
	box-shadow: 0 7px 29px rgba(64, 100, 182, .71);
	padding: 0 39px;
	padding-top: 137px;
	box-sizing: border-box;
	animation: infoLayer .5s .1s forwards;
}
@keyframes infoLayer {
	from {
		opacity: 0;
	}
	to {
		opacity: 1;
	}
}
.info1 {
	background-image: url(../img/icon-white1.png);
}
.info2 {
	background-image: url(../img/icon-white2.png);
}
.info3 {
	background-image: url(../img/icon-white3.png);
}
.info4 {
	background-image: url(../img/icon-white4.png);
}
.info h3 {
	font-size: 22px;
	text-align: center;
	padding-bottom: 20px;
	opacity: 0;
	animation: infoLayerText .2s .2s forwards;
}
@keyframes infoLayerTitle {
	from {
		transform: translateY(10px);
		opacity: 0;
	}
	to {
		transform: translateY(0px);
		opacity: 1;
	}
}
.info p {
	font-size: 14px;
	line-height: 1.7em;
	opacity: 0;
	animation: infoLayerText .2s .2s forwards;
}
@keyframes infoLayerText {
	from {
		transform: translateY(10px);
		opacity: 0;
	}
	to {
		transform: translateY(0px);
		opacity: 1;
	}
}

/* ankle */
#ankle {
	width: 100%;
	height: 320px;
	box-sizing: border-box;
	background: url(../img/ankle-bg.png) #0c1e4e no-repeat center top;
	text-align: center;
	padding-top: 95px;
}
#ankle h3 {
	font-size: 38px;
	padding-bottom: 50px;
}
#footer {
	width: 100%;
	box-sizing: border-box;
	background: #0f1e38;
	padding: 50px 0 20px 0;
}
.table-footer {
	width: 1000px;
	margin: 0 auto;
	text-align: left;
	padding-left: 100px;
}
.table-footer th {
	font-size: 18px;
	font-weight: normal;
	padding-bottom: 14px;
	text-align: left;
}
.table-footer td {
	vertical-align: top;
	color: #aaa;
}
#footer a {
	color: #aaa;
}
#footer a:hover {
	color: #1d87f7;
}
.table-footer td p {
	padding-bottom: 7px;
}
.copyright {
	text-align: center;
	font-size: 12px;
	border-top: 1px solid #172740;
	margin: 0 auto;
	margin-top: 20px;
	padding-top: 20px;
	width: 810px;
}
.copyright p {
	float: left;
	color: #aaa;
	height: 15px;
	line-height: 16px;
	margin-left: 2px;
}

.copyright p a,
.copyright p img {
	height: 100%;
	line-height: 1em;
	vertical-align: middle;
}

/* 产品介绍 */
.intro-section {
	width: 100%;
	background: #fff;
	padding: 80px 0;
}
.intro-title {
	margin: 0 auto;
	width: 1000px;
	font-size: 40px;
	color: #1b1b1b;
	text-align: center;
	padding-bottom: 50px;
}
.intro-title::after {
	content: '';
	display: block;
	height: 4px;
	width: 40px;
	border-radius: 4px;
	background: #8fa7ff;
	margin: 0 auto;
	margin-top: 20px;
}
.intro-list {
	width: 1000px;
	margin: 0 auto;
	height: 437px;
	box-sizing: border-box;

}
.intro-list li {
	float: left;
	width: 330px;
	height: 437px;
	border: 1px solid #b3c3ff;
	box-sizing: border-box;
}
.intro-list li ~ li {
	margin-left: 5px;
}
i.pro {
	display: block;
	height: 250px;
	background: #edf4fc;
	background: url(../img/pro1.png) #edf4fc no-repeat center center;
}
i.pro1 {
	background-image: url(../img/pro1.png);
}
i.pro2 {
	background-image: url(../img/pro2.png);
}
i.pro3 {
	background-image: url(../img/pro3.png);
}
.item-title {
	display: block;
	font-size: 24px;
	color: #1b1b1b;
	text-align: center;
	padding: 25px 0 12px 0;
}
.item-text {
	color: #6d6d6d;
	padding: 0 19px;
	line-height: 1.7em;
}
.intro-list-app li {
	border: none;
	width: 310px;
}
.intro-list-app li ~ li {
	margin-left: 35px;
}
i.app {
	display: block;
	margin: 0 auto;
	margin-top: 25px;
	width: 122px;
	height: 122px;
	border-radius: 50%;
	background: url(../img/app1.png) #c8e4ff no-repeat center center;
}
i.app1 {
	background-image: url(../img/app1.png);
}
i.app2 {
	background-image: url(../img/app2.png);
}
i.app3 {
	background-image: url(../img/app3.png);
}
.intro-list-app .item-title {
	padding: 26px 0;
}

#mask {
	position: fixed;
	z-index: 10;
	top: 0;
	height: 0;
	width: 100%;
	height: 100%;
	background: rgba(0,0,0,0.9);
	line-height: 100%;
	text-align: center;
	display: none;
}
#mask:before {
	content: " ";
	display: inline-block;
	width: 1px;
	height: 100%;
	vertical-align: middle;
}
#mask .video-wrapper {
	display: inline-block;
	max-width: 80%;
	max-height: 90%;
	vertical-align: middle;
	position: relative;
}
#mask video {
	max-width: 100%;
	max-height: 100%;
}
#mask .btn-close {
	background: url(../img/close.png) no-repeat center center;
	background-size: 20px;
	width: 30px;
	height: 30px;
	display: block;
	position: absolute;
	top: 20px;
	right: 20px;
	z-index: 10;
	opacity: 0.3;
	cursor: pointer;
	transition: .5s;
}
#mask .btn-close:hover {
	opacity: 1;
}