.bg {
	background: url('https://dingfengkeji.oss-cn-shanghai.aliyuncs.com/huayizixun/img/bg-2.png') no-repeat;
	background-size: cover;
}

.section .title-1 {
	font-size: 4rem;
	font-weight: bold;
	color: #242424;
}

.section-4 {
	position: relative;
	padding-top: 7rem;
	margin-bottom: 8rem;
}


.section-4 .swiper {
	margin-top: 4rem;
	position: relative;
}

.section-4 .pic {
	width: 100%;
	height: 30.67rem;
	background-repeat: no-repeat;
	background-position: center;
	background-size: cover;
}
.section-4 .item{
	cursor: pointer;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	height: 100%;
	box-shadow: 0 0 15px 0 rgba(0,0,0,.2);
	background: #fff;
}
.section-4 .title {
	font-size: 2.08rem;
	font-weight: bold;
	color: #000000;
	line-height: 6.25rem;
}
.section-4 .bg-white{	
	flex: 1;
	padding: 2rem;
}
.section-4 .item:hover .title{
	color: #C6000B;
}
.section-4 .item:hover .btn{
	background: #C6000B;
}
.section-4 .desc {
	font-size: 1.39rem;
	font-weight: 400;
	color: #000000;
	line-height: 2.08rem;
}
.section-4 .btn {
	font-size: 1.74rem;
	font-weight: 400;
	color: #FFFFFF;
	width: 18.72rem;
	line-height: 3.71rem;
	background: #565656;
	border-radius: 3.71rem;
	text-align: center;
	margin: 6rem 0 5rem 2rem;
	display: flex;
	align-items: center;
	justify-content: center;
}
.section-4 .btn img{
	width: 1rem;
	margin-left: 5px;
}
.section-4 .caozuo {
	display: flex;
	justify-content: center;
	margin-top: 4rem;
}

.section-4 .caozuo .icon {
	width: 4.92rem;
	height: 4.92rem;
	margin: 0 2.2rem;
}

.bg .section-4:nth-child(odd){
	background: url('https://dingfengkeji.oss-cn-shanghai.aliyuncs.com/huayizixun/img/bg-16-1.png') no-repeat;
	background-size: cover;
}

.bg .section-4:nth-child(even) {
	background: url('https://dingfengkeji.oss-cn-shanghai.aliyuncs.com/huayizixun/img/bg-16-2.png') no-repeat;
	background-size: cover;
}


.section-7 {
	background: url('https://dingfengkeji.oss-cn-shanghai.aliyuncs.com/huayizixun/img/bg-3.png') no-repeat;
	background-size: cover;
	background-color: #F7F6F6;
	padding-bottom: 8rem;
	margin-top: 10rem;
}

.section-7 img {
	width: 100%;
}

.section-7 .logo-wrap {
	flex-wrap: nowrap;
	align-items: stretch;
}

.logo-4 {
	display: flex;
	flex-direction: column;
	justify-content: space-between;
}

.logo-4 img {
	margin: 1rem 0;
}

.logo-4 {
	margin-top: 4rem;
}

.logo-1 {
	margin-top: 10px;
}

@media (max-width: 440px) {
	.section-2 {
		background-size: cover;
	}

	.logo-4 {
		margin-top: 10px;
	}

	.logo-1 div {
		margin: 0;
	}

	.logo-1 {
		margin-top: 0;
	}

	.logo-4 img,
	.logo-1 img {
		margin: .6rem 0;
	}

	.section-7 .logo-wrap {
		flex-wrap: wrap;
	}
}