.big-middle .banner {
	height: 200px;
	width: 960px;
	margin-right: auto;
	margin-left: auto;
}
.big-middle .down_warp .right_warp .right_title {
	height: 30px;
	width: 734px;

}
.big-middle .down_warp .right_warp .about_us {
	height: auto;
	width: 714px;
	color: #333;
	line-height: 24px;
	padding: 10px;
}