html,body{
	margin: 0;
	padding: 0;
	background-color: #f4f4f4;
}
.header{
	width: 1400px;
	margin: 0 auto;
	padding: 30px;
}
.header .logo img{
	width: 80px;
}
.box{
	width: 1400px;
	margin: 0 auto;
	display: flex;
	align-items: center;
	justify-content: space-between;
}
.content{
	width: 800px;
	flex: 0 0 800px;
}
.content .title{
	font-size: 32px;
	font-weight: 600;
	margin-bottom: 30px;
}
.content .desc{
	font-size: 16px;
	line-height: 2;
	margin-bottom: 50px;
}
.content .view{
	display: flex;
}
.content .view .view-item{
	margin-right: 50px;
}
.content .view .view-item .view-img img{
	width: 160px;
	height: 160px;
}
.content .view .view-item .view-title{
	font-size: 14px;
	text-align: center;
	margin-top: 10px;
}
.iframe{
	width: 375px;
	flex: 0 0 375px;
}
.iframe iframe{
	border: 2px solid #fff;
}
.copyright{margin-top:50px;text-align:center;}