* ,body{
	margin: 0;
	padding: 0;
}
body,.root{
	width: 100%;
	height: 100%;
	/*min-width:1200px;*/
}
.top{
	width: 70%;
	margin: 15px auto;
}
.logo{
	width: 131px;
	height: 47px;
}

.title{
	font-size:20px ;
	margin: 50px 0 5px 0;
}
.data{
	font-size: 12px;
}


.line{
	width: 100%;
	height: 1px;
	background-color: #3A929A;
}
.nav{
	width: 100%;
	height:30px;
	/*background-color: yellow;*/
	/*position: fixed;
	left: 0;
	bottom:110px;*/
	margin: 20px 0 80px 0;
	
}
ul{
	width: 70%;
	margin: 0 auto;
	list-style: none;
	display: flex;
	flex-wrap: nowrap;
	justify-content: space-around;
}

li a{
	font-size: 15px;
	color: #3A929A;
}

@media only screen and (min-width: 100px) and (max-width: 640px) {
	.root{
		width: 100%;
	}
	.top{
		width: 90%;
		background-color: #FFFFFF;
	}
	.top-a{
		width: 100%;
		height: 100px;
		background-color: #FFFFFF;
		z-index: 2;
		position: fixed;
		top: 0px;
	}
	.logo{
		margin-top: 44px;
	}
	.content{
		margin-top: 110px;
	}
	.data{
		line-height: 1.5;
		letter-spacing: 1px;
		text-align: justify;
	}
	
	.nav ul{
		width: 90%;
		margin: 0 auto;
		display: flex;
		flex-direction: column;
		padding-bottom: 20px;
	}
	.nav ul li{
		margin-top: 5px;
	}
}