body{
	background: #f3f3f3;
}
.banner{
	width: 100%;
	overflow: hidden;
}
.banner img{
	width: 100%;
	position: relative;
	left: 50%;
	transform: translate(-50%,0);
	display: flex;
}

.container{
	width: 100%;
	max-width: 1250px;
	margin: 0 auto;
	position: relative;
	border-radius: 4px;
	z-index: 1;
	padding: 0 20px 100px 20px;
	box-sizing: border-box;
}
.container-top{
	display: flex;
	justify-content: space-between;
	border-bottom: 1px solid #dfdfdf;
}
.container-nav{
	display: flex;
	justify-content: flex-start;
	gap: 30px;
	width: 70%;
	overflow-y: hidden;
	overflow-x: auto;
}
.container-nav li{
	height: 60px;
	line-height: 60px;
	position: relative;
	flex-shrink: 0;
}
.container-nav li a{
	display: flex;
	justify-content: center;
	align-items: center;
	height: 60px;
	line-height: 60px;
	font-size: 14px;
}
.container-nav .on::after{
	position: absolute;
	content: '';
	left: 0;
	top: -1px;
	width: 100%;
	height: 3px;
	background: #f66a0b;
}
.container-nav .on a{
	color: #f66a0b;
}


.container-map{
	display: flex;
	justify-content: flex-end;
	align-items: center;
	color: #999999;
}
.container-map a{
	color: #333333;
	height: 60px;
	line-height: 60px;
}

.case-con {
	display: flex;
	flex-wrap: wrap;
	gap: 20px;
	padding: 20px 0;
	box-sizing: border-box;
}

.cs-item {
	display: block;
	width: calc(50% - 10px);
	padding: 20px 20px;
	background: #fff;
	border: 1px solid #eee;
	border-radius: 8px;
	transition: all 0.3s ease;
	position: relative;
	box-sizing: border-box;
}

.cs-item:hover {
	box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
	transform: translateY(-10px);
}

.cs-item .cs-tm {
	font-size: 18px;
	color: #f66a0b;
	margin-bottom: 12px;
}

.cs-item strong {
	display: block;
	font-size: 18px;
	line-height: 28px;
	color: #333;
	margin-bottom: 12px;
	font-weight: 600;
}

.cs-item p {
	font-size: 14px;
	line-height: 24px;
	color: #999;
}

.cs-item i {
	font-size: 24px;
	color: #f66a0b;
	position: relative;
	left: 0;
	transition: all 0.6s ease;
}

.cs-item:hover i {
	left: 10px;
}

@media only screen and (max-width: 900px) {
	.banner{
		width: 100%;
		overflow: hidden;
		padding-top: 60px;
	}
	.banner img{
		width: auto;
		position: relative;
		left: 50%;
		transform: translate(-50%,0);
		display: flex;
		height: 220px;
	}
	.container{
		width: 100%;
		max-width: 1250px;
		margin: 0 auto;
		position: relative;
		top: 0;
		background: #fff;
		border-radius: 4px;
		z-index: 1;
		padding: 0 10px 100px 10px;
		box-sizing: border-box;
	}
	.container-top{
		display: flex;
		justify-content: space-between;
		flex-wrap: wrap;
		border-bottom: 1px solid #f3f3f3;
	}
	.container-nav{
		display: flex;
		justify-content: flex-start;
		gap: 30px;
		width: 100%;
		overflow-y: hidden;
		overflow-x: auto;
	}
	.container-nav li{
		height: 60px;
		line-height: 60px;
		position: relative;
		flex-shrink: 0;
	}
	.container-nav li a{
		display: flex;
		justify-content: center;
		align-items: center;
		height: 60px;
		line-height: 60px;
		font-size: 14px;
	}
	.container-nav .on::after{
		position: absolute;
		content: '';
		left: 0;
		top: -1px;
		width: 100%;
		height: 3px;
		background: #f66a0b;
	}
	
	
	.container-map{
		display: flex;
		justify-content: flex-end;
		align-items: center;
		color: #999999;
		width: 100%;
		display: none;
	}
	.container-map a{
		color: #999999;
	}

	.case-con {
		gap: 15px;
	}

	.cs-item {
		flex: 0 0 100%;
		padding: 20px;
	}

	.cs-item strong {
		font-size: 16px;
		line-height: 26px;
	}

	.cs-item p {
		font-size: 13px;
		line-height: 22px;
	}
}

@media only screen and (max-width: 600px) {
	.cs-item {
		padding: 16px;
	}

	.cs-item i {
		display: none;
	}
}