.center{
	width:100%;
	margin-top:90px;
}
.center>img{
	width:100%;
	height:auto;
}
.cen-head{
	width:1200px;
	height:80px;
	border-bottom: 1px solid black;
	padding-top:50px;
	margin: 0px auto;
	text-align: center;
}
.cen-head p{
	width:415px;
	margin: 0px auto;
	font-size:22px;
}
.cen-head  a{
	width:350px;
	display:inline-block;
}
.cen-head  a span{
	display:inline-block;
	color:black;
	margin-top:15px;
	font-size:12px;
}
.cen-head  a span:nth-of-type(1){
	float:left;
}
.cen-head  a span:nth-of-type(2){
	float:right;
}
.cen-mid{
	width:1200px;
	padding-top:80px;
	padding-bottom: 50px;
	border-bottom: 1px solid black;
	margin: 0px auto;
}
.cen-mid p{
	width:1140px;
	line-height:30px;
	font-size:16px;
	margin: 0px auto;
}
.cen-mid p span{
	display:inline-block;
	margin-bottom:15px;
}
.cen-mid div{
	width:745px;
	padding-top:50px;
	padding-bottom:20px;
	margin: 0px auto;
}
.cen-fot{
	width:1200px;
	height:80px;
	margin: 0px auto;
}
.cen-fot-left{
	display:inline-block;
	margin-top:10px;
	margin-left:20px;
	float:left;
}
.cen-fot-left span{
	font-size:15px;
}
.cen-fot-right{
	display:inline-block;
	margin-top:20px;
	float:right;
}
@media only screen and (min-width: 320px) and (max-width: 780px) {
	.center{
	width:100%;
	margin-top:50px;
}
.center>img{
	width:100%;
	height:auto;
}
.cen-head{
	width:100%;
	height:80px;
	border-bottom: 1px solid black;
	padding-top:2rem;
	margin: 0px auto;
	text-align: center;
}
.cen-head p{
	width:100%;
    height:21px;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 1;
	overflow: hidden;
	margin: 0px auto;
	font-size:1rem;
}
.cen-head a{
	width:90%;
	margin: 0px auto;
	display:inline-block;
}
.cen-head  a span{
	display:inline-block;
	color:black;
	margin-top:15px;
	font-size:0.5rem;
}
.cen-head  a span:nth-of-type(1){
	
	text-overflow: ellipsis;
	overflow: hidden;
}
.cen-head  a span:nth-of-type(2){
	
	text-overflow: ellipsis;
	overflow: hidden;
}
.cen-mid{
	width:90%;
	padding-top:2rem;
	padding-bottom:1.5rem;
	border-bottom: 0px solid black;
	margin: 0px auto;
}
.cen-mid p{
	width:100%!important;
	line-height:1.5rem;
	font-size:0.8rem!important;
	margin: 0px auto;
}
.cen-mid p img{
	width:100%;
}
.cen-mid p span{
	display:inline-block;
	margin-bottom:15px;
}
.cen-mid div{
	width:100%;
	padding-top:1rem;
	padding-bottom:1rem;
	margin: 0px auto;
}
.cen-mid div img{
	width:100%;
}
.cen-fot{
	width:90%;
	height:80px;
	margin: 0px auto;
}
.cen-fot-left{
	display:inline-block;
	margin-top:10px;
	margin-left:0px;
	float:left;
}
.cen-fot-left span{
	font-size:0.8rem;
}
.cen-fot-right{
	width:90%;
	display:block;
	margin-top:1rem;
	margin-bottom:1em;
	float:left;
}
.footer{
	margin-top:30px;
	top:0px!important;
}
}