body{
	background-color:#efefef;
}
.header{
	background-color:#fff;
	width:100%;
	min-width: 1200px;
}
.header_inner{
	position: relative;
    padding-top: 12px;
    padding-left: 248px;
    padding-right: 248px;
    width: 1200px;
    height: 124px;
    box-sizing: border-box;
    margin: 0px auto;
}
.header_logo{
	position: absolute;
	left: 0;
	top:12px;
	width:168px;
	height: 106px;
	background-image: url(../../img/img_logo.png);
	background-repeat: no-repeat;
	text-indent: -99em;
}
.header_tit{
	padding-top:42px;
	text-align: center;
	color:#2997c9;
	text-align: center;
	font-size:18px;
}
.header_goback{
	padding-left: 30px;
	position: absolute;
	right:19px;
	top:52px;
	color:#444444;
	font-size: 18px;
	background-image: url(../../img/ico_back.png);
	background-repeat: no-repeat;
	background-position: left center;
}
.help{
	overflow: hidden;
	border:1px solid #dcdbdb;
	width:1198px;
	margin: 15px auto 32px;
	background-color:#fff;
	margin-top:100px;
}
.side_nav{
	float: left;
	height: 100%;
	width:318px;
	border-right:1px solid #dcdbdb;
	
}
.side_nav_tit{
	padding-top:14px;
	height: 90px;
	line-height: 90px;
	color:#2b93c8;
	text-align: center;
	font-size:24px;
	text-align: center;
}
.side_nav li{
	height: 60px;
	line-height: 60px;
	font-size:14px;
	color:#444444;
	text-align: center;
	cursor: pointer;
}
.side_nav li.cur{
	color:#2a93cc;
	background-color:#e5f6ff;
}
.main{
	margin-left: -1px;
	padding:103px 110px 75px 108px;
	width:879px;
	float: left;
	box-sizing: border-box;
	border-left: 1px solid #dcdbdb;;
}
.help_content ul{
	position: relative;
}
.help_content ul::before{
	position: absolute;
	top:20px;
	width:3px;
	height: 87%;
	background-color:#2a92c9;
	content: "";
}
.help_content li{
	position: relative;
	margin-bottom: 34px;
	padding-left: 46px;
}
.help_content li::before{
	position: absolute;
	left: -8px;
	top:10px;
	width:17px;
	height: 17px;
	background-color:#fff;
	border:3px solid #2a92c9;
	border-radius: 50%;
	box-sizing: border-box;
	content: "";
}
.help_content li:last-child::before{
	background-color:#2a92c9;
}
.help_content p{
	color:#222222;
	font-size:14px;
	line-height: 36px;
}