html{
	font-family: Microsoft yahei;
	font-size: 14px;
	color: #ffffff;
	line-height: 20px;
	-webkit-user-select: auto;
	-moz-user-select: auto;
	-khtml-user-select: auto;
	-ms-user-select: auto;
}
.zanwei{
	height: 88px;
}
.index{
	padding-top: 462px;
	padding-bottom: 100px;
	background: url(../img/bg.jpg) center 0 no-repeat;
	width: 100%;
}
.content{
	width: 1092px;
	margin: 0 auto;
}
.content .title{
	background: url(../img/title-icon.png) center 0 no-repeat;
	height: 135px;
}
.content .pt20{
	padding-top: 20px;
}
.content .introduction em{
	color: #ff9600;
	font-weight: bold
}
.content .process .title{
	background-position-y: -220px
}
.content .process em{
	color: #cde281;
	font-weight: bold
}
.content .problems .title{
	background-position-y: -440px
}
.content .problems em{
	color: #ff737c;
	font-weight: bold
}
.content .materials{
	border-bottom: 1px solid #433e3e;
}
.content .materials .title{
	background-position-y: -660px;
}
.content .materials ul{
	overflow: hidden;
	width: 972px;
	margin: 0 auto;
	padding-bottom: 86px;
}
.content .materials ul li{
	float: left;
	width: 202px;
	height: 312px;
	background: url(../img/download-icon.png) 0 0 no-repeat;
	margin: 0 61px;
	position: relative;
}
.content ul li.materials2{
	background-position-x: -325px;
}
.content ul li.materials3{
	background-position-x: -650px;
}
.content .materials ul li a{
	display: block;
	width: 200px;
	height: 34px;
	border: 1px solid #445e61;
	position: absolute;
	bottom: 0;
	left: 0;
	background:#2e2c2c;
	text-align: center;
	line-height: 34px;
	color: #7adce4;
}
.content .materials ul li a:hover{
	border-color:#7adce4;
	background: #353a3b;
	color: #ffffff;
}
.content .information {
	border-top:1px solid #393434;
	padding-top: 28px;
	padding-left: 63px;
}
.content .information ul li{
	height: 30px;
	padding-bottom: 21px;
	padding-left: 52px;
	background:url(../img/icon.png) 0 0 no-repeat;
	line-height: 30px;
	font-size: 16px;
	color: #cbcbcb;
}
.content .information ul li.phone{
	background-position-y: -51px;
}
.content .information ul li.email{
	background-position-y: -102px;
}
.content .information ul li em{
	color: #ff0000;
	font-size: 14px;
}