*{margin: 0;padding: 0;}
a{text-decoration: none;}
.dnn-z{
	
	width: 100%;
	height: 450px;
	background-image: url(../img/banner图.png);
	background-size: 100% 100%;
}
.dnn{
	position: relative;
}

.jianjie{
	margin-top: 190px;
	width: 680px;
	float: left;
	margin-left: 158px;
}
.jianjie .jjbt .y{
	    width: 440px;
	    overflow: hidden;
}
.jianjie .jjbt .y h1{
	float: left;
	font-family: SimHei;
	font-size: 48px;
	font-weight: bold;
	font-stretch: normal;
	letter-spacing: 5px;
	color: #999999;
}
.jianjie .jjbt .y .line{
	float: left;
	margin-left: 25px;
	margin-top: 26px;
	margin-bottom: 10px;
	width: 62px;
	height: 2px;
	background-color: #999999;
	overflow: hidden;
}
.jianjie .jjbt .z{
    margin-top: 4px;
    font-family: SimHei;
    font-size: 30px;
    font-weight: bold;
    font-stretch: normal;
    margin-bottom: 33px;
    letter-spacing: 3px;
    color: #ffffff;
    overflow: hidden;
}
.jianjie .zw{
	color: #c5c5c5;
}
.bjt{
	padding-top: 123px;
}
.bjt img{
	margin-left: 138px;
}
.hang{
	display: flex;
}

/* banner下-内容 */

.neirong1{
	width: 1200px;
	margin: 0 auto;
	margin-top: 92px;
	overflow: hidden;
	margin-bottom: 50px;
}
.neirong1 .lie{
	float: left;
	margin-right: 98px;
}
.neirong1 .lie .tp{
	margin-left: 36px;
}
.neirong1 .lie .tp{
	margin-left: 36px;
	
}
.neirong1 .lie h3{
	margin-top: 14px;
	font-family: SimHei;
	font-size: 20px;
	font-weight: bold;
	font-stretch: normal;
	margin-left: 22px;
	letter-spacing: 2px;
	color: #333333;
	margin-bottom: 10px;
}
.neirong1 .lie p{
	font-family: SimHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	text-align: center;
	letter-spacing: 1px;
	color: #333333;
}
.line{
	width: 956px;
	height: 2px;
	background-color: #c8c8c8;
	margin: 0 auto;
	margin-bottom: 50px;
		
}

.neirong2{
	width: 1274px;
	margin: 0 auto;
}
.lianxi{
	width: 1280px;
	margin: 0 auto;
}
.lianxi .lianxi-z{
	width: 370px;
	float: left;
}
.lianxi .lianxi-z .bt{
	margin-top: 50px;
}
.lianxi .lianxi-z .bt h2{
	margin-bottom: 20px;
	font-size: 32px;
	font-weight:bold;
	font-stretch: normal;
	letter-spacing: 0px;
	color: #333333;
}
.lianxi .lianxi-z .bt p{
	font-family: SimHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	margin-bottom: 52px;
	letter-spacing: 0px;
	color: #333333;
}
.lianxi .lianxi-z .btx1{
	width: 300px;
	overflow: hidden;
	margin-bottom: 50px;
}
.lianxi .lianxi-z .btx1 .icon{
	float: left;
	margin-right: 42px;
}
.lianxi .lianxi-z .btx1 .wz{
	margin-top: 12px;
	float: left;
}
.btx1 .wz p{
	font-family: SimHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	margin-bottom: 12px;
	letter-spacing: 0px;
	color: #333333;
}
.lianxi .lianxi-z .btx2{
	width: 368px;
	overflow: hidden;
}
.lianxi .lianxi-z .btx2 .icon{
	float: left;
	margin-right: 42px;
}
.lianxi .lianxi-z .btx2 .wz{
	margin-top: 8px;
	float: left;
}
.btx2 .wz p{
	font-family: SimHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	margin-bottom: 12px;
	letter-spacing: 0px;
	color: #333333;
}
.lianxi-y{
	width: 704px;
	float: right;
}
.lianxi-y .bt{
	margin-top: 50px;
}
.lianxi-y .bt h2{
	margin-bottom: 20px;
	font-size: 32px;
	font-weight:bold;
	font-stretch: normal;
	letter-spacing: 0px;
	color: #333333;
}
.lianxi-y .bt p{
	font-family: SimHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	margin-bottom: 52px;
	letter-spacing: 0px;
	color: #333333;
}
.lianxi .biaodan-z{
	width: 320px;
	float: left;
	overflow: hidden;
}
.lianxi .biaodan-z input{
	width: 286px;
	border: none;
	border-bottom: 1px solid #999999;
	font-family: SimHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	margin-bottom: 72px;
	letter-spacing: 0px;
	padding-bottom: 20px;
	color: #999999;
	outline: 0;
	padding-left: 4px;
}
.lianxi .biaodan-y{
	width: 300px;
	float: right;
	overflow: hidden;
}
.lianxi .biaodan-y input{
	width: 286px;
	border: none;
	border-bottom: 1px solid #999999;
	font-family: SimHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	margin-bottom:72px;
	letter-spacing: 0px;
	color: #999999;
	overflow: hidden;
	padding-bottom: 20px;
	outline: 0;
}
.biaodan{
	position: relative;
}
.tj{
	width: 119px;
	height: 41px;
	background-color: #333333;
	border-radius: 21px;
	border: 0px;
	color: #ffffff;
	margin-right: 300px;
	margin-top: -20px;
}