body,h1,h2,h3,ul,li{
	margin:0;
	padding:0;
}
body{
	background:url(bg.gif);
}
#main{
	width:600px;
	margin:20px auto;
	border:1px solid #eee;
	position:relative;


	background:#fff;
	padding-bottom:20px;
}
/*top、left、bottom、right的缩写*/
.tl,.tr,.bl,.br{
	position:absolute;
	width:25px;
	height:25px;
	border:1px solid #999;
}
.tl{
	top:-1px;
	left:-1px;
	border-width:1px 0 0 1px;
}
.tr{
	top:-1px;
	right:-1px;
	border-width:1px 1px 0 0;
}
.bl{
	bottom:-1px;
	left:-1px;
	border-width:0 0 1px 1px;
}
.br{
	bottom:-1px;
	right:-1px;
	border-width:0 1px 1px 0;
}
#logo{
	font-size:20px;
	margin:15px;
	font-family:Helvetica;
}
#logo a{
	text-decoration:none;
}
#logo span{
	border:1px solid #3399FF;
	color:#3399FF;
}
#logo span.new{
	background:#3399FF;
	color:#fff;
}
#logo a:hover span.new{
	background:#fff;
	color:#3399FF;
}
#logo a:hover span.world{
	background:#3399FF;
	color:#fff;
}
#header h2{
	font-size:13px;
	color:#999;
	font-weight:normal;
	margin:15px;

}
#articlelist{
	list-style-type:none;
}
#articlelist a{
	display:block;
	height:25px;
	line-height:25px;
	color:#1D87EF;
	font-size:13px;
	padding:0 15px;

}
#articlelist a:hover{
	color:#fff;
	background:#3399FF;
	text-decoration:none;
}

/*文章内容*/
#article{
	margin:0 15px;
	font-size:13px;
	color:#333;
}
#article li{
	list-style-type:circle;
}
#article a,#article a:visited{
	color:#3399FF;
}
#article a:hover{
	text-decoration:none;
}
#article h1{
	background:#3399FF;
	color:#fff;
	font-size:13px;
	font-weight:normal;
	height:25px;
	line-height:25px;
	margin:0 -15px;
	padding:0 15px;
}
#article h2{
	padding-top:10px;
	border-top:1px dashed #ccc;
	margin:10px 0;
}
#article h3{
	margin:10px 2em;
}
#article h2,#article h2 a,#article h2 a:visited{
	font-size:13px;
	text-decoration:none;
	font-size:"黑体";
	color:#3399FF;
}
#article h3,#article h3 a,#article h3 a:visited{
	font-size:13px;
	text-decoration:none;
}
#article .date{
	font-size:12px;
	color:#999;
	margin:10px;
	text-align:right;
}
#article .catalogue,#article .references{
	margin:0 43px;
	line-height:1.8em;
}
#article .catalogue ul{
	margin-left:2em;
}
#article p{
	text-indent:2em;
	line-height:1.8em;
}
#article p.img{
	text-align:center;
}
#article p.img img{
	display:block;
	margin:0 auto;
}
#article code{
	display:block;
	padding:10px;
	white-space:pre;
	border:1px solid #D1D7DC;
	font-family:Monaco,DejaVu Sans Mono,Bitstream Vera Sans Mono,Consolas,Courier New,monospace;
	background:#f3f3f3;
}