*{
	margin:0;
	padding:0;
	font-size:12px;
	color:#333;
	font-family:"微软雅黑";
}
a{
	text-decoration:none;
	color:#333;
}
img{
	display:block;
}
li{
	list-style:none;
}

/*导航*/
.nav_box{
	width:100%;
	height:80px;
	position:relative;
	box-shadow:0 0 5px #999999;
	vertical-align:central;
}
.logo{
	width: 30%;
	    position: absolute;
	    top: 9%;
	    margin-left: 35.5%;
}

.nav_open{
	width:50px;
	height:50px;
	position:absolute;
	top:20px;
	text-align:center;
	line-height:50px;
	margin-top:-25px;
	right:10px;
	z-index:5;
	
}
.nav_open i{
	color:#969696;
}
.nav{
	width:100%;
	height:100%;
	position:fixed;
	z-index:1000;
	top:0;
	left:0;
	display:none;
}
.nav_close{
	width:49%;
	height:40px;
	line-height:40px;
	top:0;
	right:0;
	position:absolute;
	background:#298d90;
}
.nav_close i{
	text-align:right;
	color:#fff;
	font-size:20px;
	float:right;
	margin-right:10px;
}
.nav .nav_main{
	width:49%;
	min-height:50%;
	padding-bottom:30px;
	background:rgba(99,99,99,0.95);
	top:40px;
	right:0;
	z-index:10;
	position:absolute;
}
.nav .nav_main li{
	line-height:40px;
	text-indent:10px;
	border-bottom:1px solid #969696;
}
.nav .nav_main li a{
	color:#fff;
	width:100%;
	font-size:14px;
	line-height:40px;
	display:block;
}
.nav .nav_main li i{
	float:right;
	margin-right:10px;
	color:#fff;
	font-size:12px;
}
.nav .nav_main .child_box li{
	border-top:1px solid #969696;
	border-bottom:0;
}
.nav .nav_main .child_box li a{
	text-indent:2em;
	font-size:12px;
}
/*导航 end*/
/*casehead*/
.case_head{
	width:80%;
	margin:0 auto;
	padding:30px 0 20px;
}
.case_logo{
	width:40%;
	margin-left:5%;
	margin-bottom:35px;
}
.search_box{
	width:100%;
	margin:0 auto;
	position:relative;
	border:1px solid #298d90;
	border-radius:5px;
	overflow:hidden;
}
.search_box input{
	width:80%;
	border:0;
	outline:none;
	padding:5px 0;
	line-height:28px;
	text-indent:10px;
	font-size:14px;
	display:block;
}
.search_box span{
	width:20%;
	display:block;
	height:38px;
	text-align:center;
	line-height:38px;
	position:absolute;
	top:0;
	right:0;
	z-index:10;
	background:#298d90;
}
.search_box span i{
	color:#fff;
	font-size:24px;
}
/*casehead end*/
/*案例筛选*/
.screen_box{
	width:80%;
	overflow:hidden;
	margin:0 auto;
}
.screen{
	width:100%;
	overflow:hidden;
}
.screen h1{
	font-size:16px;
}
.screen_info{
	width:100%;
	overflow:hidden;
	padding:20px 0;
}
.screen_info span{
	padding:0 10px;
	line-height:35px;
	text-align:center;
	display:block;
	margin-right:10px;
	background:#fbfbfb;
	border:1px solid #e5e5e5;
	float:left;
	border-radius:3px;
	margin-bottom:10px;
}
/*.screen_info1 a:nth-child(1) span{
	width: 30%;
	margin-right:1.8%;
}
.screen_info1 a:nth-child(2) span{
	width: 24%;
	margin-right:1.8%;
}
.screen_info1 a:nth-child(3) span{
	width: 20%;
	margin-right:1.8%;
}
.screen_info1 a:nth-child(4) span{
	width: 17%;
	margin-right:0%;
}
.screen_info1 a:nth-child(5) span{
	width: 19%;
	margin-right:1.8%;
}
.screen_info1 a:nth-child(6) span{
	width: 24%;
	margin-right:1.8%;
}
.screen_info1 a:nth-child(7) span{
	width: 38%;
	margin-right:1.8%;
}
.screen_info1 a:nth-child(8) span{
	width: 10%;
	margin-right:0%;
}
.screen_info2 a:nth-child(1) span{
	width: 17%;
	margin-right:5%;
}
.screen_info2 a:nth-child(2) span{
	width: 17%;
	margin-right:5%;
}
.screen_info2 a:nth-child(3) span{
	width: 17%;
	margin-right:5%;
}
.screen_info2 a:nth-child(4) span{
	width: 30%;
	margin-right:0%;
}
.screen_info2 a:nth-child(5) span{
	width: 34%;
	margin-right:2.5%;
}
.screen_info2 a:nth-child(6) span{
	width: 32%;
	margin-right:2.5%;
}
.screen_info2 a:nth-child(7) span{
	width: 26%;
	margin-right:0%;
}*/
.screen_info .current{
	color: rgba(255,255,255,1);
	background: rgba(41,141,144,1);
}
/*案例筛选 end*/
/*案例列表*/
.case_box{
	width:100%;
	overflow:hidden;
	padding:10px 0 50px;
}
.service_head{
	width:90%;
	margin:0 auto;
	overflow:hidden;
}
.service_head_img{
	height:35px;
	float:left;
}
.case{
	width:90%;
	margin:10px auto;
	overflow:hidden;
}
.case li{
	width:49%;
	overflow:hidden;
	margin:10px 0 10px;
}
.case li:nth-child(2n){
	float:right;
}
.case li:nth-child(2n+1){
	float:left;
}
.caseimg{
	width:100%;
	position:relative;
	padding-top:75%;
}
.caseimg img{
	width:100%;
	height:100%;
	position:absolute;
	top:0;
	left:0;
	z-index:1
}
.case_info{
	width:100%;
}
.case_info h2{
	padding:5px 5px 0;
	font-weight:normal;
	font-size:12px;
	display:-webkit-box;
	-webkit-box-orient:vertical;
	-webkit-line-clamp:2;
	overflow:hidden;
	line-height:20px;
	margin-top:5px;
	height:40px;
	text-align: justify;
}
.case_info p{
	padding:5px 5px 0;
	margin-top:5px;
	display:-webkit-box;
	-webkit-box-orient:vertical;
	-webkit-line-clamp:2;
	overflow:hidden;
	line-height:16px;
	text-align: justify;
	border-top:1px  solid #e5e5e5;
	height:32px;
}
/*案例列 end表*/


/*底部导航*/
.footer_nav{
	position:fixed;
	bottom:0;
	left:0;
	z-index:900;
	width:100%;
	background:#2a888a;
	height:50px;
	box-shadow:0 0 5px #999;
}
.footer_nav li{
	width:33.3333%;
	float:left;
}
.footer_nav li a{
	display:block;
	padding:8px 0;
	width:100%;
}
.footer_nav li img{
	height:34px;
	margin:0 auto;
}
	
/*底部导航 end*/
.search_box .s_w{
	float: left;
}
.search_box .an{
	border: 1px solid rgba(41,141,144,1);
	border-bottom-right-radius: 3px;
	border-top-right-radius: 3px;
	background: rgba(41,141,144,1) url(../image/search_img.png) center center no-repeat;
	background-size: auto 70%;
	height: 38px;
	line-height: 40px;
	margin: 0;
	display: block;
	float: left;
	width: 20%;
}