/*banner*/
.banner{
	width:100%;
	height:418px;
}
.banner img{
	width:100%;
	height:100%;
}
/*main1*/
.main1{
	width:100%;
	overflow: hidden;
	background: white;
	padding-bottom:120px;
}
.main1_content{
	width:1200px;
	margin:147px auto 0;
}
.main1_title,.main2_tit{
	text-align: center;
}
.main1_txt{
	margin-top:26px;
}
.main1_title h1,.main2_tit h1{
	cursor: pointer;
	font-size:32px;
	font-weight:600;
	line-height:56px;
	color:#333333;
}
.main1_title p,.main2_tit p{
	cursor: pointer;
	font-size:15px;
	font-weight:400;
	line-height:26px;
	color:#999999;
}
.main1_box{
	margin-top:73px;
}
.main1_box img{
	width:62%;
	margin: auto;
}
.main2{
	width:100%;
	height:700px;
	overflow: hidden;
	background:#F7F7F7;
}
.main2_content{
	width:1200px;
	margin:88px auto 0;
}
.main2 .main2_tit h1{
	font-size:32px;
}
.main2_tit{
	 width:557px;
	 margin:auto;
}
.main2_box{
	margin-top:100px;
}
.main2_box ul li img{
	width:30%;
	margin: auto;
	cursor: pointer;
	margin-bottom:25px;
}
.main2_box ul{
	display: flex;
	display: -webkit-flex;
	justify-content: space-between;
}
.main2_box ul li{
	width:30%;
}	
.main2_txt span{
	width:23.6%;
	font-size:15px;
	cursor: pointer;
	line-height:38px;
	text-align: center;
	color:#141520;
	display: inline-block;
}
/*main3*/
.main3{
	width:100%;
	padding-bottom:142px;
	background: white;
}
.main3_content{
	width:1200px;
	margin:120px auto 0;
}
.main3_title{
	width:910px;
	margin: auto;
	text-align: center;
}
.main3_title h1{
	cursor: pointer;
	font-size:32px;
	font-weight:600;
	line-height:48px;
	color:#4A4A4A;
}
.main3_title p{
	cursor: pointer;
	font-size:15px;
	font-weight:400;
	line-height:22px;
	color:#7F7F7F;
	margin-top:43px;
}
.main3_box{
	margin-top:100px;
}
.main3_box img{
	width: 65%;
	margin: auto;
	cursor: pointer;
}