* {
    margin: 0;
    padding: 0;
    font-style: normal;
    box-sizing: border-box;
}

html {
	font-size: 16px;
	overflow: visible;
}

body {
	font-size: 16px;
	font-family: "Helvetica Neue", Helvetica, "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
	margin: 0;
	background-color: #f3f3f3;
	overflow: visible;
}

button {
	outline: none;
}

h1, h2, h3, h4, h5, h6 {
	font-weight: 400;
}

ul {
	list-style-type: none;
}

a {
    text-decoration: none;
    color: #5b6ca7;
}

/* 大屏页头 */

.header-large {
	width: 100%;
	height: 54px;
	padding: 0 20%;
	background-color: #fff;
}

.header-large .logo {
	float: left;
	height: 54px;
	line-height: 54px;
}

.header-large .logo img {
	margin-right: 3px;
	vertical-align: middle;
}

.header-large .tags {
	float: right;
	font-size: 20px;
	height: 54px;
	line-height: 54px;
	font-family: "Microsoft YaHei";
}

.header-large .tags li {
	margin-left: 100px;
	float: left;
	text-align: right;
}

.header-large .tags li.active {
	color: #ff9900;
}

.header-large a {
	color: #000;
}

/* 小屏页头 */

.header-small {
	width: 100%;
	height: 40px;
	position: relative;
}

.header-small .menu-btn {
	float: left;
	width: 16px;
	height: 16px;
	background-size: cover;
	background-repeat: no-repeat;
	background-image: url(/static/images/icon_menu.png);
	position: absolute;
	top: 12px;
	left: 12px;
}

.header-small .menu-btn.active {
	background-image: url(/static/images/icon_close.png);
}

.header-small .menu {
	left: 0;
	top: 40px;
	position: absolute;
	width: 100%;
	height: 0px;
	z-index: 10;
	overflow: hidden;
	background-color: #fff;
}

.header-small .menu.shadow {
	box-shadow: 0px 1px 3px #fff;
}

.header-small ul {
	margin: 26px 50px;
	padding-bottom: 25px;
}

.header-small li {
	padding: 10px 0;
	border-bottom: 1px solid #a6a7ab;
}

.header-small .logo {
	margin: auto;
	text-align: center;
	line-height: 40px;
	height: 40px;
}

.header-small .logo img {
	vertical-align: middle;
}

/* 图1 */

.banner {
	width: 100%;
	background-repeat: no-repeat;
	background-position: center;
	background-size: cover;
	font-family: "Microsoft YaHei";
	position: relative;
	padding-top: 1px;
}

.banner .text-block {
	width: 600px;
	margin: auto;
}

.text-block .title {
	font-size: 42px;
}

.text-block .content {
	font-size: 18px;
	margin-top: 20px;
}

.banner-1 {
	color: #fff;
	height: 750px;
	background-image: url(/static/images/main_banner_01.jpg);
}

.banner-2 {
	color: #333333;
	height: 800px;
	background-image: url(/static/images/main_banner_02.jpg);
}

.banner-3 {
	color: #fff;
	height: 800px;
	background-image: url(/static/images/main_banner_03.jpg);
}

.banner-4 {
	color: #333333;
	height: 800px;
	background-image: url(/static/images/main_banner_04.jpg);
}

.banner-4 .text-block {
	margin-top: 130px;
	text-align: center;
}

.hilight {
	color: #ff9900;
}

.download-btn {
	width: 84px;
	height: 34px;
	border-radius: 17px;
	border: 1px solid #848484;
	color: #ff9900;
	font-size: 16px;
	text-align: center;
	line-height: 34px;
	display: none;
}

/* 大屏响应 */

@media screen and (min-width: 1025px) {
	.header-small {
		display: none !important;
	}
	.banner-1 .text-block {
		margin-top: 260px;
	}
	.banner-1 .text-block .title, 
	.banner-1 .text-block .content {
		margin-left: -70px;
		position: relative;
	}

	.banner-2 .text-block {
		margin-top: 180px;
	}
	.banner-2 .text-block .title, 
	.banner-2 .text-block .content {
		margin-left: -150px;
		position: relative;
	}
	.banner-2 .text-block .title:after {
		content: '+';
		position: absolute;
		font-size: 28px;
		font-weight: bold;
		color: #ff9900;
		top: 5px;
		left: -45px;
	}

	.banner-3 .text-block {
		margin-top: 270px;
		width: 1024px;
	}
	.banner-3 .text-block .title, 
	.banner-3 .text-block .content {
		margin-left: 620px;
		position: relative;
	}

	.show-small {
		display: none !important;
	}
}

/* 小屏响应 */

@media screen and (max-width: 1024px) {
	.header-large {
		display: none !important;
	}
	.text-block .title {
		font-size: 24px;
	}
	.text-block .content {
		font-size: 12px;
	}
	.download-btn {
		display: block !important;
		position: absolute;
	}
	.banner-1 {
		height: 540px;
		background-position: calc(50% - 60px) 50%;
	}
	.banner-1 .text-block {
		width: auto;
		margin-top: 194px;
		margin-left: 6.25%;
	}
	.banner-1 .download-btn {
		top: 26px;
		right: 13px;
	}
	.banner-2, .banner-3, .banner-4 {
		height: 246px;
	}
	.banner-2 .text-block {
		width: auto;
		margin-top: 52px;
		margin-left: 6.25%;
	}
	.banner-3 {
		background-position: calc(50% - 40px) 50%;
	}
	.banner-3 .text-block {
		width: auto;
		margin-top: 42px;
		margin-left: calc(50% - 10px);
	}
	.banner-4 .text-block {
		width: auto;
		margin-top: 24px;
	}
	.banner-4 .download-btn {
		right: 13px;
		bottom: 20px;
	}
}

/* 页脚 */

.footer-index {
	font-size: 12px;
	height: 60px;
	line-height: 60px;
	text-align: center;
	color: #333333;
	background-color: #f5f6f7;
}

.footer-index a {
	color: #333333;
}