.menu span{
	width: 234px;
}
.case{
	text-align: center;
}
.menu span.active{
	background-color: #739fba;
}
.menu span.active a{
	color: #fff;
}
.case ul{
	width: 1200px;
	margin: 0 auto;
	overflow: hidden;
}
.case ul li{
	float: left;
	width: 380px;
	position: relative;
	margin-bottom: 30px;
}
.transportation.case ul li{
	width: 585px;
}
.case ul li:nth-child(3n+2){
	margin: 0 30px;
}
.transportation.case ul li:nth-child(3n+2){
	margin: 0 0 30px ;
}
.transportation.case ul li:nth-child(2n){
	margin-left: 25px;
}
.case ul li img{
	width: 100%;
	display: block;
}
.case ul li .all_fix{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(101,138,171,0.5);
	border-radius: 8px;
}	
.case ul li .all_fix .tetx{
	line-height: 292px;
	text-align: center;
	color: white;
	font-size: 26px;
}
.transportation.case ul li .all_fix,.transportation.case ul li .all_fix  .bottom{
	border-radius: 0;
}
.transportation.case ul li .all_fix .tetx{
	line-height: 409px;
}
.case ul li .all_fix  .bottom{
	display: none;
	position: absolute;
	width: 100%;
	bottom: 0;
	height: 40px;
	line-height: 40px;
	font-size: 18px;
	text-align: center;
	border-radius: 0 0 8px 8px;
	background-color: #53afb8;
	color: white;
}
.case ul li:hover .bottom{
	display: block;
}
.pageing{
	display: inline-block;
	height: 215px;
	width: 100%;
	background-color: white;
	text-align: center;
}
.pageing span{
	display: inline-block;
	margin-top: 60px;
	height: auto;
	width: auto;
	border: 1px solid #e5e5e5;
	line-height: 40px;
	margin-left: -5px;
	padding:0 18px;
	cursor: pointer;
	color: #343434;
	font-size: 14px;
}
.pageing span:nth-child(3){
	border-left: none;
	border-right: none;
}
.pageing .prev,.pageing .next{
	color: #828282;
	letter-spacing: 0px;
}
.pageing .prev img,.pageing .next img{
	display:none;
}
.pageing span:hover,.pageing span.active{
	background-color: #739fba;
	color: white;
}
.more{
	display: inline-block;
	width: 225px;
	height: 50px;
	text-align: center;
	line-height: 50px;
	background-color: #739fba;
	margin-top: 66px;
	margin-bottom: 80px;
	box-shadow: 0px 0px 30px rgba(115,159,186,0.24);
}
.more a{
	display: block;
	color: white;
	font-size: 18px;
}
.case.transportation{
	text-align: center;
}
@media screen and (max-width:768px) {
	.menu span{
		width: 40%!important;
		margin-bottom: 7px;
		display: block;
		text-align: left;
		padding: 0 10px;
		float: left;
	}
	.case ul{
		width: 100%;
	}
	.case ul li{
		width: 48%;
		margin-bottom: 20px;
	}
	.case ul li:nth-child(3n+2){
		margin-left: 0;
		margin-right: 0;
		margin-bottom: 20px;
		
	}
	.case ul li:nth-child(2n){
		float: right;
	}
	.case ul li .all_fix .tetx{
		font-size: 20px;
		line-height: 180px;
	}
	.transportation.case ul li{
		width: 100%;
	}
}