.banner {
	width: 100%;
}

.banner img {
	display: block;
	width: 100%;
}

.main {
	background-color: #FFFFFF;
	padding-bottom: 120px;
	padding-top: 100px;
}

.main .container {
	width: 1400px;
}

.main #map {
	position: relative;
}

.main #map #map_main {
	height: 500px;
	width: 100%;
}

.main #map .button-group {
	position: absolute;
	right: 10px;
	bottom: 10px;
	z-index: 2;
}

.main #map .button-group input {
	height: 28px;
    line-height: 28px;
    background-color: #0D9BF2;
    color: #FFF;
    border: 0;
    outline: none;
    padding-left: 5px;
    padding-right: 5px;
    border-radius: 3px;
    margin-bottom: 4px;
    cursor: pointer;
}

.main .contact {
	background-color: #f5f5f5;
	display: flex;
	flex-flow: row nowrap;
	justify-content: center;
	margin-top: 10px;
}

.main .contact .l,
.main .contact .r {
	width: 50%;
	height: 800px;
	box-sizing: border-box;
}

.main .contact .l {
	padding-left: 60px;
}

.main .contact .l h4.title {
	font-size: 24px;
	font-weight: bold;
	color: #231815;
	line-height: 100px;
	background-image: url(../images/product_title_bg.jpg);
	background-repeat: no-repeat;
	background-position: left bottom;
	margin-top: 75px;
}

.main .contact .l ul.contact_list li {
	margin-top: 25px;
}

.main .contact .l ul.contact_list li h5 {
	font-size: 16px;
	font-weight: bold;
	color: #333333;
	line-height: 46px;
}

.main .contact .l ul.contact_list li p {
	font-family: 'pingfang';
	font-size: 16px;
	color: #333333;
	line-height: 24px;
}

.main .contact .l ul.contact_list li p.hotline {
	font-family: arial;
	font-weight: bold;
	font-size: 24px;
	color: #202b62;
	line-height: 32px;
}

.main .contact .r {
	position: relative;
	background-color: #f0f0f0;
	padding: 0 60px;
	padding-top: 50px;
}

.main .contact .r h4 {
	position: absolute;
	width: 72px;
	height: 200px;
	background-color: #202b62;
	font-size: 30px;
	font-weight: bold;
	color: #FFFFFF;
	line-height: 72px;
	box-sizing: border-box;
	padding-top: 37px;
	letter-spacing: 0px;
	writing-mode:vertical-lr;
	left: -72px;
	top: calc(50% - 100px);
}

@media screen and (max-width: 550px ) {
	
	.banner {
		overflow: hidden;
	}
	
	.banner img {
		width: 140%;
		margin-left: -20%;
	}
	
	.main {
		padding-top: 20px;
		padding-bottom: 80px;
	}
	
	.main #map #map_main {
		height: 300px;
	}
	
	.main .contact {
		flex-flow: row wrap;
	}
	
	.main .contact .l, .main .contact .r {
		width: 100%;
	}
	
	.main .contact .l {
		box-sizing: border-box;
		padding: 0 10px;
		height: 635px;
	}
	
	.main .contact .l h4.title {
		font-size: 14px;
		line-height: 46px;
		margin-top: 20px;
	}
	
	.main .contact .r {
		padding: 0 10px;
		padding-top: 20px;
		height: 750px;
	}
	
	.main .contact .l ul.contact_list li h5 {
		font-size: 14px;
	}
	
	.main .contact .l ul.contact_list li p {
		font-size: 14px;
	}
	
}