.artical_news{
	background: #fff;
}
.mian_body{
	width: 906px;
	margin:0 auto;
	border-top: 1px solid #ccc;
	border-bottom: 1px solid #ccc;
	padding:0 70px;
	overflow: hidden;
}
.mian_body_title{
	text-align: center;
	font-size: 28px;
	font-weight: bold;
	margin:25px 0; 
}