.service-banner{
	width:100%;
}
.service-banner img{
	width:100%;
}
.service{
	width:1200px;
	/*height:340px;*/
	margin:0 auto;
	text-align: center;
}

.service_cnt{
	display: flex;
	display: -webkit-flex;
	justify-content:space-between;
	flex-wrap:wrap;
}
.service p:first-child{
	font-size: 24px;
	color:#bfbfbf;
	line-height: 30px;
	font-weight:lighter;
	margin-top: 70px;
}
.service p:nth-child(2){
	font-size: 24px;
	color:#1b1b1b;
	line-height: 30px;
	margin-bottom: 25px;
}
/*
.service ul li{
	width: 240px;
	float:left;
	font-size: 16px;
}
.service ul li a{
	display:inline-block;
	width: 240px;
	height:158px;	
	color:#898989;
	text-decoration: none;
	transition: all .3s ease-in-out;
}
.service ul li a:hover{
	color:#163250;
}
/*安装视频*/
a.a-service-video{
	background:url(../images/service-video1.png) no-repeat; 
	background-position:68px 26px;
	background-size: 104px 100px; 
}
a.a-service-video:hover{
	background:url(../images/service-video.png) no-repeat; 
	background-position:68px 0;
	background-size: 104px 100px; 
}
/*技术图册下载*/
a.a-downloadtec{
	background:url(../images/downloadtec1.png) no-repeat; 
	background-position:68px 26px;
	background-size: 104px 100px; 
}
a.a-downloadtec:hover{
	background:url(../images/downloadtec.png) no-repeat; 
	background-position:68px 0;
	background-size: 104px 100px; 
}
/*产品图册下载*/
a.a-downloadpro{
	background:url(../images/downloadpro1.png) no-repeat; 
	background-position:68px 26px;
	background-size: 104px 100px; 
}
a.a-downloadpro:hover{
	background:url(../images/downloadpro.png) no-repeat; 
	background-position:68px 0;
	background-size: 104px 100px; 
}
/*网络服务点*/
a.a-service-center{
	background:url(../images/service-center1.png) no-repeat; 
	background-position:68px 26px;
	background-size: 104px 100px; 
}
a.a-service-center:hover{
	background:url(../images/service-center.png) no-repeat; 
	background-position:68px 0;
	background-size: 104px 100px; 
}
/*在线客服*/
a.a-service-client{
	background:url(../images/service-client1.png) no-repeat; 
	background-position:68px 26px;
	background-size: 104px 100px; 
}
a.a-service-client:hover{
	background:url(../images/service-client.png) no-repeat; 
	background-position:68px 0;
	background-size: 104px 100px; 
}
/*
.service ul li div{
	margin-top: 153px;
}
.service ul li{
	width: 240px;
	float:left;
}
/*常见问题*/
.questions{
	width: 1200px;
	margin: 0 auto;
	text-align: center;
	font-size: 20px;
	color:#707070;
}
.questions p:first-child{
	font-size: 24px;
	color:#bfbfbf;
	line-height: 30px;
}
.questions p:nth-child(2){
	font-size: 24px;
	color:#1b1b1b;
	line-height: 30px;
}
.questions ul{
	height:30px;
	margin:30px auto;
	display:inline-block;
}
.questions li{
	float:left;
	margin:0 3px;
}
.questions li a{
	display: inline-block;
	width:84px;
	height:30px;
	font-size: 14px;
	color: #898989;
	text-decoration: none; 
	background: #f5f5f4;
	cursor: pointer;
	line-height: 30px;
}
.questions li a:hover,.questions li a.sethover{
	background: #163250;
	color:#fff;
}

.question-list {
	margin-bottom: 100px;
}
.question-list dt{
	border-top: 1px solid #eee;
	padding:25px 0;
	position:relative;
	cursor: pointer;
}
.question-list dt p:first-child{
	font-size: 20px;
	color:#707070;
	text-align: left;
}
.question-list dt p:nth-child(3){
	font-size: 14px;
	color:#a0a0a0;
	text-align: left;
}
.question-list dd{
	width: 100%;
	background: #f5f5f4;	
	display: none;
	margin-bottom: 32px;
	padding:20px;
	box-sizing:border-box;
	-moz-box-sizing:border-box;
	-webkit-box-sizing:border-box;
}
.question-list dd p:first-child{
	font-size: 14px;
	text-align: left;
	line-height: 25px;
	color:#898989;
}
.question-list-icon{
	position:absolute;
	right: 10px;
	top:30px;
	display: block;
	width: 26px;
	height:26px;
	background: url(../images/slidedown.png) no-repeat;
}
#open .question-list-icon{
	background:url(../images/slideup.png) no-repeat;
} 
#open p:nth-child(3){
	color:#b5b5b5;
}