*{
color:#666666;}
#nav_rt{
width:186px;
float:right;
}
#help_content{
	width:980px;
	margin-left:auto;
	margin-right:auto;
	margin-top: 20px;
}
#help_left{
	width:776px;
	float:left;
	height: 530px;
}
#help_leftop {
	width: 776px;
	float: left;
	height: 260px;
}

.help {
	background-image: url(http://www.iebook.cn/help/images/help/photo_a.jpg);
	background-repeat: no-repeat;
	height: 250px;
	width: 254px;
	background-position: bottom;
	float: left;
}
.helpa{
	background-image: url(http://www.iebook.cn/help/images/help/photo.jpg);
	background-repeat: no-repeat;
	height: 250px;
	width: 254px;
	background-position: bottom;
	float: left;
	margin-left: 7px;
}

.helpb{
	background-image: url(http://www.iebook.cn/help/images/help/photo_b.jpg);
	background-repeat: no-repeat;
	height: 250px;
	width: 254px;
	background-position: bottom;
	float: right;
}

#help_leftop li {
	text-align: left;
	padding-top: 5px;
	padding-left: 5px;
}
#down_center {
	width: 776px;
	float: left;
	margin-top: 15px;
position:relative;
}

.cent_3 {
	background-image: url(http://www.iebook.cn/help/images/help/bg.jpg);
	background-repeat: no-repeat;
	background-position: bottom;
	height: 250px;
	width: 254px;
	float: left;
	margin-right: 7px;
}
.cent_3 li{
line-height:2!important;
line-height:1!;
}



.cent_l {
	background-image: url(http://www.iebook.cn/help/images/help/bg.jpg);
	background-repeat: no-repeat;
	background-position: bottom;
	height: 250px;
	width: 254px;
	float: left;
	margin-right: 7px;
}

.cent_l p{padding-left:20px; padding-right:10px; padding-top:20px; text-indent:24px; line-height:1.8;}

.cent_l .butten a{background-image:none; } 

.cent_l .butten{padding_20px;padding-top:30px;}
.cent_2 li{

line-height:2!important;
line-height:1!;
}

.cent_2 {
	background-image: url(http://www.iebook.cn/help/images/help/bg.jpg);
	background-repeat: no-repeat;
	background-position: bottom;
	height: 250px;
	width: 254px;
	float: right;
}
#down_center ul {
	text-align: left;
	line-height: 2;
	padding-left: 15px;
	padding-top: 5px;
}
#down_help a, .cent_2 a, .cent_3 a, {
	background-image: url(http://www.iebook.cn/help/images/help/lv.jpg);
	background-position: left center;
	display: block;
	padding-left: 5px;
	background-repeat: no-repeat;
}
#down_help {
	background: url(http://www.iebook.cn/help/images/help/bigger.jpg) no-repeat;
	height: 193px;
	width: 980px;
	margin-bottom: 15px;
	margin-top:10px;
}

#down_help .help_document{
width: 225px;
	text-align: left;
		float: left;
		padding-left: 20px;
}
#help_leftop .butten_load {
	padding-left: 15px;
}

#down_help ul {
	margin-top:10px;
	line-height: 2!important;
line-height: 1;

}
	
	

#down_help h1 {
	padding-bottom: 5px;
}
#down_center .hmore2{
width:50px;
height:25px;
position:absolute;
top:12px;
left:470px;
background-image:none;
}
#down_center .hmore3{
width:50px;
height:25px;
position:absolute;
top:12px;
left:730px;
background-image:none;
}
#down_center .hmore2 a,
#down_center .hmore3 a
{
background-image:none;
}