/*
CSS Reset based on YUI 3.4.1 (build 4118)
By zhcexo
*/
html {
	color:#000;
	background:#FFF
}
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, textarea, p, blockquote, th, td {
	margin:0;
	padding:0;
}
body{
	font: 12px/1.5 tahoma, arial, simsun, sans-serif;
	color:#000;
}
section, header, article, time, nav, footer, figure, figcaption {
	display:block;
	margin:0;
	padding:0;
}
input:focus, a:focus {
	outline:none;
}

fieldset, img {
	border:0;
}
address, caption, cite, code, dfn, em, strong, th, var {
	font-style:normal;
	font-weight:normal;
}
ol, ul {
	list-style:none;
}
caption, th {
	text-align:left;
}
h1, h2, h3, h4, h5, h6 {
	font-size:100%;
	font-weight:normal;
}
q:before, q:after {
	content:'';
}
abbr, acronym {
	border:0;
	font-variant:normal;
}
sup {
	vertical-align:text-top;
}
sub {
	vertical-align:text-bottom;
}
button, input, textarea, select {
	font-family:tahoma, arial, simsun, sans-serif;
	font-size:inherit;
	font-weight:inherit;
	line-height:1.5;
	vertical-align:middle;
}
button, input, textarea, select {
	*font-size:100%;
}
textarea {
	resize:none;
}
legend {
	color:#000;
}
a{
	vertical-align:baseline;
}
a{
	color:#000;
	text-decoration:none;
}
a:hover{
	color:#285aaa;
	text-decoration:underline;
}
/*functions*/
.clear {
	display:block;
	float:none;
	clear:both;
	overflow:hidden;
	visibility:hidden;
	width:0;
	height:0;
	background:none;
	border:0;
	font-size:0;
}
.clearfix:before, .clearfix:after {
	content:"";
	display:table;
}
.clearfix:after {
	clear:both;
}
.clearfix{
	zoom:1;
}
.r_a, .r_b{
	display:block;
	font-size:0;
	height:1px;
	overflow:hidden;
	margin:0 2px;
}
.r_b{
	margin:0 1px;
	border:1px solid #b3b3b3;
	border-top:none;
	border-bottom:none;
}
.left{
	float:left;
}
.right{
	float:right;
}
.inline_block{
	display:inline-block;
	zoom:1;
	*display:inline;
}
.fnhide{
	display:none;
}
/*联展同学头部广告*/
#topNav .left{position:relative;}
#xue_gou{color:red;}
#xue_gou  img{position:absolute;top:31px;left:0;}

/*网校课堂*/
.sdw_xxjs img{border:1px solid #d1d6dc;float:left;}
.thea_rbox1 .sdw_xxjs{ margin:10px;overflow:hidden;}
.thea_rbox1 .sdw_xxjs_ul{float:left;margin-left:20px;}
.thea_rbox1 .sdw_xxjs_ul li{background:url(../images/sdw_xxjx_06.png) no-repeat left center; padding-left:10px;line-height:22px;}
.thea_rbox1 .sdw_xxjs_ul li a{color:#015498;font-size:14px;}
.thea_rbox1 .sdw_xxj_btn1,.thea_rbox1 .sdw_xxj_btn2{_margin-top:15px;display:inline-block;width:126px;height:38px;background:url(../images/sdw_thea_07.png) no-repeat left top;}
.thea_rbox1 .sdw_xxj_btn2{background:url(../images/sdw_thea_09.png) no-repeat left top;margin-left:15px;}
.thea_rbox1 .sdw_xxj_btn1:hover,.thea_rbox1 .sdw_xxj_btn2:hover{filter:alpha(opacity=80);opacity:0.8;}
.mt10{margin-top:10px;}
.sdw_thea{margin:10px;overflow:hidden;}
.sdw_xxjs_ul2{margin:10px;border-top:1px dashed #ccc;}
.sdw_xxjs_ul2 li{line-height:26px;background:url(../images/sx.gif) no-repeat left center;padding-left:19px;overflow:hidden;}
.sdw_xxjs_ul2 li a{float:left;}
.sdw_xxjs_ul2 li span{float:right;}
.sdw_xxjs_ul2 li span a{color:#e72404;}