@CHARSET "UTF-8";
.yk_ryzs {
	background-color: #f7f8fa;
	float: left;
	width: 100%;
	margin-top:20px;
}
.yk_ryzs .yk_ryzs_1 {
	width: 1200px;
	margin:0 auto;
}
.yk_ryzs_2 {
	text-align: center;
	width: 100%;
	margin-top: 20px;
	margin-bottom: 30px;
	float:left;
}
.yk_ryzs_3 {
	float: left;
	width: 100%;
	margin-bottom: 70px;
}
.yk_ryzs_3 ul li {
	float: left;
	width: 250px;
	margin-left:40px;
}