#list3_add {
	display:block;
	width:100px;
	padding:4px 8px;
	text-decoration:none;
	text-align:center;
	color:#fff;
	background:#24b;
	border:2px solid #37f;
	border-radius:4px;
}
#list4 > li {
	clear:left;
	list-style:none;
}
#list4 > li div {
	border:2px solid #aaa;
	padding:8px;
	margin:4px 0;
	float:left;
}
#section_list > li {
	border-bottom:1px dashed #666;
	margin-bottom:2em;
}
h3 {
	margin-top:3em;
	border-left:8px solid #395;
	border-bottom:2px solid #395;
	padding:4px 8px;
}
pre {
	background:#555;
	color:#fff;
	font-size:16px;
	padding:8px;
}
p, pre {
	line-height:1.4;
}
.green { color:#3f5; }
.red   { color:#f53; }
.gray  { color:#bbc; }