.visible-pc{display: block; }
.hidden-pc{display:none;}

.top{
	width:100%; 
	height:100px;
	background-color:rgba(0,0,0,0.05);
	position: fixed;
	z-index:99;
	transition:0.5s linear;
	-webkit-transition:0.5s linear; 
	-moz-transition:0.5s linear; 
	-o-transition:0.5s linear;
}

.top .logo{
	width:300px;
	height:100px;
	background:url(../images/logo.png) left center no-repeat;
	display:block;
	position:absolute;
	left:50px;
	top:0px;
	z-index:100;
	transition:0.5s linear;
	-webkit-transition:0.5s linear;
	-moz-transition:0.5s linear; 
	-o-transition:0.5s linear;
}

.nav_bar{
	position:absolute;
	right:100px; 
	top:25px;
	z-index:101;
}

.nav_bar ul li{
	margin:0 30px;
	height:60px;
	display:inline-block;
	font-size:18px;
	line-height:60px;
}

.nav_bar ul li:hover{
	border-bottom:4px #02c6ff solid;
	transition:0.2s linear; 
	-webkit-transition:0.2s linear; 
	-moz-transition:0.2s linear; 
	-o-transition:0.2s linear;
}

.nav_bar ul li:hover a{
	color:#5ae2ff;
}

.nav_bar ul li a{
	color:#FFF;
}

.top.active{
	background-color:#fff;
	box-shadow:0 2px 10px rgba(0,0,0,0.1);
	transition:0.5s linear; 
	-webkit-transition:0.5s linear; 
	-moz-transition:0.5s linear; 
	-o-transition:0.5s linear;
}

.top.active .logo{
	background:url(../images/logo2.png) left center no-repeat;
	transition:0.5s linear; 
	-webkit-transition:0.5s linear; 
	-moz-transition:0.5s linear; 
	-o-transition:0.5s linear;
}

.top.active .nav_bar ul li:hover{
	border-bottom:4px #b6222c solid;
	transition:0.2s linear; 
	-webkit-transition:0.2s linear; 
	-moz-transition:0.2s linear; 
	-o-transition:0.2s linear;
}

.top.active .nav_bar ul li:hover a{
	color:#b6222c;
}

.top.active .nav_bar ul li a{
	color:#333;
}


.ppt{
	height:500px;
	background:url(../images/ppt01.jpg) top center no-repeat;
}

.list_box{
	margin:0 auto;
	padding:0 2.5%;
	padding-top:20px;
	padding-bottom:100px;
	min-height:650px;
}

.part_box{
	padding:20px;
	
	min-height:200px;
	border-radius:6px;
}

.part_tit{
	margin-top:10px;
	text-align:center;
}

.part_tit span{
	height:80px;
	line-height:80px;
	border-bottom:4px #b6222c solid;
	font-size:36px;
	font-weight:400;
	color:#333;
	display:inline-block;
}

.part_cont{
	padding:40px 20px;
	font-size:18px;
	line-height:40px;
	text-indent: 2em;
	color:#333;
}

.product_list{
	padding:20px 0px;
	display: flex;/*--显示弹性-*/
	display: -webkit-flex;
	flex-direction: -webkit-row;
	flex-direction: row;/*--主轴方向-*/
	flex-wrap: wrap;/*--子项目是否换行-*/
	flex-wrap: -webkit-wrap;
	justify-content: space-around;/*--子项目水平方向-*/
	align-items: stretch;/*--子项目对齐方式-*/	
}

.product_list li{
	margin-top:40px;
	width:540px;
	min-height:280px;
	background:#fff;
	overflow:hidden;
	border-radius:6px;
	box-shadow:0px 5px 20px rgba(0,0,0,0.05);
	transition:0.2s all linear;
	-webkit-transition:0.2s all linear;
	position:relative;
	cursor:pointer;
	overflow:hidden;
}

.product_list li .li_img{
	width:100%;
	height:100%;
	position:absolute;
	top:0px;
	left:0px;
	right:0px;
	bottom:0px;
	z-index:1;
}

.product_list li .li_box{
	padding:25px;
	height:100%;
	background:#f3fbff;	
	transition:0.2s all linear;
	-webkit-transition:0.2s all linear;
	position:absolute;
	top:0px;
	left:0px;
	right:0px;
	bottom:0px;
	z-index:2;
}

.product_list li:nth-child(2n-1) .li_box{
	background:#cce9fb;
	position:absolute;
}

.product_list li:hover .li_box{	
	transition:0.3s all linear;
	-webkit-transition:0.3s all linear;
	position:absolute;
	top:280px;
	left:0px;
	right:0px;
}

.product_list li:hover{
	border-radius:6px;
	box-shadow:0px 30px 35px rgba(0,0,0,0.2);
	transition:0.3s all linear;
	-webkit-transition:0.3s all linear;
}

.product_list li .tit{
	font-size:30px;
	text-align:left;
	display:box;
	display:-webkit-box;
	overflow: hidden;
	-webkit-box-orient: vertical;
	-webkit-line-clamp:1;
}

.product_list li .cont{
	margin-top:10px;
	font-size:15px;
	line-height:30px;
	text-align:left;
	color:#777;
}

.product_list li .more{
	position:absolute;
	bottom:60px;
	right:40px;
}


.product_list li:hover .more{
	display:none;
}



.more div{
	color:#777;
	font-size:48px;
}


.part_list{
	padding:30px 100px;
	display: flex;/*--显示弹性-*/
	display: -webkit-flex;
	flex-direction: -webkit-row;
	flex-direction: row;/*--主轴方向-*/
	flex-wrap: wrap;/*--子项目是否换行-*/
	flex-wrap: -webkit-wrap;
	justify-content: space-around;/*--子项目水平方向-*/
	align-items: stretch;/*--子项目对齐方式-*/	
}

.part_list li{
	margin-top:30px;
	padding-bottom:15px;
	width:360px;
	min-height:200px;
	border-radius:10px;
	overflow:hidden;
	transition:0.3s all linear;
	-webkit-transition:0.3s all linear;
}

.part_list li:hover{
	border-radius:10px;
	background:#719fc3;
	box-shadow:0px 20px 35px rgba(0,0,0,0.2);
	transition:0.3s all linear;
	-webkit-transition:0.3s all linear;
}

.part_list li:hover .tit,.part_list li:hover .cont {
	color:#fff;
}

.part_list li .img{
	margin:0 auto;
	margin-top:30px;
	width:110px;
	height:110px;
	line-height:110px;
	border:1px #bd101c solid;
	border-radius:50%;
	color:#bd101c;
	font-size:60px;
	overflow:hidden;
	text-align:center;
	box-shadow:2px 2px 15px rgba(0,0,0,0.1);
}

.part_list li .img{
	transition:0.2s all linear;
	-webkit-transition:0.2s all linear;
}

.part_list li:hover .img {
	color:#fff;
	border:2px #fff solid;
	transition:0.2s all linear;
	-webkit-transition:0.2s all linear;
	transform: scale(0.8);
	-webkit-transform: scale(0.8);
}

.part_list li:hover .img img{
	transition:0.2s all linear;
	-webkit-transition:0.2s all linear;
	transform: scale(0.8);
	-webkit-transform: scale(0.8);
}

.part_list li .tit{
	margin:15px;
	margin-top:25px;
	font-size:20px;
	color:#333;
	text-align:center;
	font-weight:bold;
	display:box;
	display:-webkit-box;
	overflow: hidden;
	-webkit-box-orient: vertical;
	-webkit-line-clamp:1;
}

.part_list li .cont{
	padding:0px 15px;
	padding-top:10px;
	font-size:16px;
	color:#333;
	line-height:30px;
	text-align:center;
}

.case_list{
	margin:20px;
	margin-top:50px;
	display: flex;/*--显示弹性-*/
	display: -webkit-flex;
	flex-direction: -webkit-row;
	flex-direction: row;/*--主轴方向-*/
	flex-wrap: wrap;/*--子项目是否换行-*/
	flex-wrap: -webkit-wrap;
	justify-content: space-around;/*--子项目水平方向-*/
	align-items: stretch;/*--子项目对齐方式-*/		
}

.case_list .item {
	margin: 25px 15px;
	width:380px;
	min-height:340px;
	text-align:center;
	font-size:18px;
	line-height:30px;
	box-shadow:0px 10px 15px rgba(0,0,0,0.05);
	border-radius:10px;
	display: block;
	overflow:hidden;
	position:relative;
}

.case_list .item:hover {
	box-shadow:0px 20px 35px rgba(0,0,0,0.3);
}

.case_list .item .case_img{
	position: absolute;
	top:0px;
	bottom: 0;
	left: 0;
	right:0px;
}

.case_list .item .case_img img{
	width:100%;
	height:340px;
}

.case_list .item .divA{
	width:100%;
	min-height:100px;
	height: auto;
	background: rgba(250, 250, 250, 0.9);
	position: absolute;
	bottom: 0;
	left: 0;
}

.case_list .item .divA > .p1{
	font-weight:bold;
	margin:5px;
	padding-top:10px;
	line-height:24px;
	display:-webkit-box;
	overflow: hidden;
	-webkit-box-orient: vertical;
	-webkit-line-clamp:1;
}

.case_list .item .divA > .p2{
	font-size:15px;
	padding-bottom:5px;
}

.case_list .item .a2{
	position: absolute;
	top: 0;
	left:-500PX;
	width: 100%;
	height:340px;
	text-align: center;
	background: rgba(0,0,0,0.5);
	transition: all 0.2s;
	-webkit-transition: all 0.2s;
} 

.case_list .item .a2 .p3{
	width: 100%;
	text-align: center;
	color: #fff;
	font-size: 24px;
    line-height:36px;
	position: absolute;
	top: 60px;
	left: -410px;
    transition: all 0.2s 0.1s ease-out;  
	-webkit-transition: all 0.2s 0.1s ease-out; 
}

.case_list .item .a2 .p4{
	margin:0 auto;
	width: 100%;
	text-align: center;
	line-height:30px ;
	font-size: 15px;
    color: white;
	position: absolute;
	bottom: 50px;
	left: -410px;
	margin: 30px  0 10px;
    transition: all 0.4s 0.2s ease-out ;  
	-webkit-transition: all 0.4s 0.2s ease-out; 
}

.case_list .item a{
	color:#333;	
}


.case_list img {
    display: block;
    width: 100%;
}



.footer {
	color:#ccc;
	line-height:30px;
	position: relative; 
	min-height:300px;
	text-align:center;
	background:#434343;
}

.footer .cont {
	padding-top:20px;
	color:#aaa;
}

.footer span{ 
	padding:0px 10px; 	
}

.footer .label{
	padding:0px 5px;
	background:#b90004;
	color:#fff;
	border-radius:3px;
}

.footer .nav{
	margin:0 auto;
	height:50px;
	border-bottom:1px rgba(255,255,255,0.1) solid;
}

.footer .nav ul li{
	line-height:50px;
	display:inline-block;
	margin:0 20px;
	font-size:15px;
}

.footer .nav ul li:hover a{
	color:#ccc;
}

.footer .nav ul li a{
	color:#FFF;
}