.service-box{
	width:100%;
	margin: 0 auto;
}
.service-box>img{
	width:100%;
}
.gray{
	height:100px;
	background-color:#DADADA;
	padding:10px 0 10px 0;
}
.ser-mark-box{
	width:70%;
	height:100%;
	margin: 0 auto;
}
.ser-mark{
	width:33.3%;
	height:100%;
	float:left;
	text-align:center;
}
.ser-mark>div{
	margin: 0 aotu;
	text-align:center;
}
.ser-mark>a>div>img{
	width:50px;
	height:50px;
}
.content-1-box{
	width:70%;
	margin:0 auto;
	padding:0px 100px 50px 100px;
	background-color:#F7F7F7;
}
.content-txt-w{
	font-size:24px;
	font-weight:500;
}
.content-txt-w-top50{
	font-size:24px;
	font-weight:500;
	margin-top:50px;
}
.content-txt-w-top50>P{   
	margin-top: 20px;
    font-size: 16px;
    color: #666666;}
.content-1-box>ul>li{
	padding-top:20px;
	font-size:16px;
	color:#666666;
}
.content-1-box>p{
	margin-top:20px;
	font-size:16px;
	color:#666666;
}
.content-2-box{
	width:70%;
	margin:0 auto;
	padding:50px 100px 50px 100px;
	background-color:#ECECEC;
	position:relative;
}
.content2-txt-w-btm30{
	font-size:24px;
	font-weight:500;
	margin-bottom:30px;
	
}
.content-2-piece{
	width:300px;
	height:200px;
	margin-left:3.3%;
	float:left;
	background-color:#ffffff;
}
.piece{
	width:100%;
	height:50%
}
.piece>img{
	width:100%;
	height:100%;
}