.service_banner{
	width: 100%;
	overflow: hidden;
	text-align: center;
}
.service_banner img:last-of-type{
	display: none;
}
@media only screen and (max-width:991px ) {
	.service_banner img{
		width: 1200px;
		position: relative;
		left: 50%;
		margin-left: -600px;
	}
}
@media only screen and (max-width:767px ) {
	.service_banner img:first-of-type{
		display: none;
	}
	.service_banner img:last-of-type{
		display: inline-block;
	}
	.service_banner img{
		width: 500px;
		position: relative;
		left: 50%;
		margin-left: -250px;
	}
}
@media only screen and (min-width:992px ) {
	.service_banner img{
		width: 100%;
	}
}
@media only screen and (min-width:1200px ) {
	.service_banner img{
		width: auto;
	}
}
@media only screen and (min-width:1921px ) {
	.service_banner img{
		width: 100%;
	}
}
/*质量保证*/
.service_box{
	width: 100%;
	overflow: hidden;
}
.QA{
	width: 100%;
	overflow: hidden;
	background-color: #fbfbfb;
	padding: 65px 0 55px;
}
.service_title{
	width: 580px;
	max-width: 100%;
	text-align: center;
	margin: 0 auto 45px;
	color: #909090;
	line-height: 20px;
}
.service_title h1{
	font-size: 36px;
	color: #000000;
	margin-bottom: 20px;
}
.QA ul{
	width: 100%;
	overflow: hidden;
}
.QA ul li{
	height: 275px;
	overflow: hidden;
}
.QA ul li:nth-of-type(1){
	padding: 0 15.75px 0 0;
}
.QA ul li:nth-of-type(2){
	padding: 0 10.5px 0 5.25px;
}
.QA ul li:nth-of-type(3){
	padding: 0 5.25px 0 10.5px;
}
.QA ul li:nth-of-type(4){
	padding: 0 0 0 15.75px;
}
.QA ul li div.QA_box{
	width: 100%;
	height: 100%;
	overflow: hidden;
	background-color: #FFFFFF;
	border: 1px solid #e2e2e2;
	padding: 20px;
	font-size: 14px;
	color: #808080;
	position: relative;
}
.QA_box h3{
	width: 96px;
	font-size: 24px;
	height: 55px;
	line-height: 55px;
	border-bottom:1px solid #e2e2e2;
	margin-bottom: 20px;
}
.QA_box .QA_img{
	width: 52px;
	height: 40px;
	text-align: center;
	line-height: 40px;
	position: absolute;
	right: 25px;
	bottom: 20px;
}
@media only screen and (max-width:991px ) {
	.QA ul li{
		margin-bottom: 20px;
	}
	.QA ul li:nth-of-type(2n+1){
		padding: 0 15px 0 0;
	}
	.QA ul li:nth-of-type(2n){
		padding: 0 0px 0 15px;
	}
}
@media only screen and (max-width:767px ) {
	.QA{
		padding: 35px 0 30px;
	}
	.service_title{
		margin: 0 auto 15px;
	}
	.QA ul li:nth-of-type(2n+1){
		padding: 0 5px 0 0;
	}
	.QA ul li:nth-of-type(2n){
		padding: 0 0px 0 5px;
	}
	.service_title h1{
		font-size: 24px;
		margin-bottom: 10px;
	}
	.QA ul li{
		height: 200px;
		margin-bottom: 10px;
	}
	.QA ul li div.QA_box{
		padding: 15px 10px;
	}
	.QA_box h3{
		width:100%;
		font-size: 20px;
		height: 35px;
		line-height: 35px;
		margin-bottom:10px;
	}
	.QA_box .QA_img{
		right: 10px;
	}
}
/*服务品质*/
.service_quality{
	width: 100%;
	overflow: hidden;
	padding: 45px 0 15px;
	background: url(../img/service_bg.jpg) no-repeat 50% 65%;
}
.service_quality ul{
	width: 100%;
	overflow: hidden;
	margin-top: 15px;
}
.service_quality ul li{
	height: 275px;
	overflow: hidden;
	margin-bottom: 35px;
}
.service_quality ul li:nth-of-type(2n+1){
	padding-right: 20px;
}
.service_quality ul li:nth-of-type(2n){
	padding-left: 20px;
}
.serviceQuality_box{
	width: 100%;
	height: 100%;
	overflow: hidden;
}
.serviceQuality_box *{
	color: #3a3a3a;
	background-color: #f1f1f1;
	line-height: 25px;
	cursor: pointer;
}
.serviceQuality_box .serviceQuality{
	width: 100%;
	height: 260px;
	overflow: hidden;
	margin-bottom: 5px;
	padding: 25px 20px;
}
.serviceQuality h4{
	font-size: 24px;
	margin-bottom: 12px;
}
.serviceQuality_box .serviceQuality_bottom{
	width: 100%;
	height: 10px;
}
.serviceQuality_box:hover *{
	background-color: #e60012;
	color: #FFFFFF;
}
@media only screen and (max-width:991px) {
	.service_quality ul li {
		width: 80%;
		padding: 0 !important;
		margin: 0 auto 35px;
		float: none;
	}
}
@media only screen and (max-width:767px) {
	.service_quality {
		padding: 35px 0 10px;
	}
	.service_quality ul li {
		width: 100%;
		height: auto;
		padding: 0 !important;
		margin: 0 auto 20px;
	}
	.serviceQuality_box .serviceQuality {
		height: auto;
	}
	.serviceQuality h4 {
		font-size: 20px;
		margin-bottom: 10px;
	}
	.serviceQuality_box * {
		line-height: 20px;
	}
}
@media only screen and (min-width: 1921px) {
	.service_quality {
		background-size: 100%;
	}
}