.top {
	background: #321b22 url(../img/banner.png) no-repeat center bottom;
	height: 600px;
}
.w1200 {
	width: 1200px;
	margin: 0 auto;
}
.header {
	height: 50px;
	padding: 25px 0;
}
.middle {
	padding: 100px 0 20px 0;
	background: #f5f6f8;
}
.middle-top {
	text-align: center;
	padding-bottom: 65px;
}
.middle-top h2 {
	font-size: 34px;
	font-family:  PingFangSC-Regular, PingFang SC;
	color: #2d2d2d;
	line-height: 47px;
	padding-bottom: 30px;
}
.middle-top p {
	background: url('../img/Introduction.png') no-repeat center bottom;
	height: 150px;
	font-size: 24px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #909399;
	line-height: 33px;
}

.middle-content .part {
	clear: both;
	overflow: hidden;
	margin-bottom: 80px;
}
.middle-content .txt {
	float: right;
	width: 570px;
}
.middle-content .txt h2 {
	font-size: 30px;
	font-family: PingFangSC-Semibold, PingFang SC;
	font-weight: 600;
	color: #2d2d2d;
	line-height: 42px;
	margin-bottom: 20px;
	margin-top: 55px;
}
.middle-content .txt .desc {
	font-size: 20px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #5f6167;
	line-height: 28px;
	text-align: justify;
}
.middle-content .part2 .txt {
	float: left;
}
.middle-content .part2 h2 {
	margin-top: 26px;
}

.middle-content .part2 img {
	float: right;
}
.policy {
	background-color: #fff;
	padding: 140px 0;
}
.policy h3 {
	font-size: 34px;
	font-family:  PingFangSC-Regular, PingFang SC;
	color: #2d2d2d;
	line-height: 47px;
	text-align: center;
}

.policy ul {
	clear: both;
	overflow: hidden;
	margin-top: 15px;
	padding-top: 55px;
	background: url(../img/Policy.png) no-repeat center top;
}

.policy li {
	float: left;
	font-size: 24px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #5f6167;
	line-height: 33px;
	text-align: center;
}
.policy a {
	color: #5f6167;
}
.policy p {
	margin-top: 45px;
}
.contact {
	padding: 100px 0;

	background: #f5f6f8;
	font-size: 24px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #5f6167;
	line-height: 33px;
	clear: both;
	overflow: hidden;
}
.contact h5 {
	height: 47px;
	font-size: 34px;
	font-family:  PingFangSC-Regular, PingFang SC;
	color: #2d2d2d;
	line-height: 47px;
	margin-bottom: 110px;
}
.contact p {
	margin-bottom: 30px;
}
.contact-content {
	width: 500px;
	float: right;
}
.footer {
	background: #0f0a0f;
	padding: 35px;
	font-size: 24px;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	color: #caccd2;
	line-height: 33px;
}
.footer a {
	color: #caccd2;
}