@charset "utf-8";
/*重置*/
body,h1,h2,h3,dl,dd,dt,p,ul,li,ol{ margin:0; padding:0;}
button,input,select,textarea{border:none; margin:0;outline:none; padding:0;background: none;}
h1,h2,h3{ font-weight:normal;}
img{ border:none;}
a{text-decoration:none; outline:none;}
body,html{ font:14px; font-family:sans-serif,Helvetica,Arial,"Microsoft YaHei";}
li{ list-style-type:none;}

/*清除浮动*/
.fix{*zoom:1;}
.fix:after{display:table; content:''; clear:both;}

/* 启动页css */
.startPage{
	width: 100%;
	height: 100%;
	background-color: #fff;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
}
.startLogo img{
	display: block;
	min-width: 5vw;
}
.startText img{
	display: block;
	min-width: 54vw;
}
.startBuilding img{
	display: block;
	min-width: 46vw;
}
.startText{
	margin: 6vh 0;
}
 /* 新增进度条样式 */
 .startProgress {
	width: 90%; /* 进度条容器宽度 */
	min-width: 88vw;
	margin: 0 auto 10vh;
}
.startProgressBar {
	height: 2px;
	background: #CCCCCC; /* 进度条背景色 */
}
/* 保留原有进度条布局样式，修改动画定义 */
.startProgressNum {
	height: 100%;
	width: 0%;
	background: #F64802;
	/* 移除原固定动画时间，改为通过JS动态设置 */
}
@keyframes progress {
	to { width: 100%; }
}

/*顶部导航*/
.top_bg{
	background: #fff;
	padding:16px 3%;
	height: 110px;
	box-sizing: border-box;
	position: fixed;
	width: 100%;
	z-index: 999;
	/* box-shadow: rgba(0,0,0,.1) 0 0 20px; */
	border-bottom: #f1f1f1 solid 1px;
}
.top_bg .logo{
	float: left;
	width: 230px;
}
.top_bg .logo img{
	display: block;
	width: 100%;
}
.top_bg .top_nav{
	float: right;
	max-width: 70%;
	white-space: nowrap;
	margin-top: 15px;
}

.top_bg .top_nav ul {
	text-align: right;
	float: left;
}
.top_bg .top_nav ul li{
	display: inline-block;
	margin-left: 30px;
	position: relative;
}
.top_bg .top_nav ul li>a{
	color: #101010;
	padding:10px 0;
	display: inline-block;
	font-size: 18px;
}
.top_bg .top_nav ul li i{
	width: 9px;
	height: 4px;
	display: inline-block;
	vertical-align: middle;
	background:url(../images/xsj.png) no-repeat center top;
}
.top_bg .top_nav ul li dl{
	position: absolute;
	top: 42px;
	right: -32px;
	text-align: center;
	min-width: 160px;
	overflow: hidden;
	display: none;
	transition: display .2s;
	background-color: rgba(0,0,0,.5);
	padding: 20px 0;
}
.top_bg .top_nav ul li dl dd{
	font-size: 17px;
	line-height: 54px;
	font-weight: bold;
}
.top_bg .top_nav ul li dl dd a{ color: #fff; display: block;}

.top_bg .top_nav ul li dl dd:hover a{
	text-shadow: #F64802 0 0 10px;
}
.top_bg .top_nav ul li.cur>a{
	color: #F64802;
}
.top_bg .top_nav ul li:hover>a{
	color: #F64802;
}
.top_bg .top_nav ul li:hover i{
	background-position-y:-4px; 
}

/* 搜索 */
.search{
	float: right;
	position: relative;
	margin-left: 40px;
	margin-top: 3px;
}
.search input{
	padding: 0 30px 0 10px;
	box-sizing: border-box;
	width: 200px;
	height: 40px;
	line-height: 40px;
	background-color: #F5F5F5;
	border: #EAEAEA solid 1px;
	border-radius: 100px;
	font-size: 14px;
	color: #101010;
}
.search input:focus,.search input:hover{
	border: #F64802 solid 1px;
	transition: all 0.5s;
}
.search button{
	position: absolute;
	right: 10px;
	top: 0;
	width: 18px;
	height: 40px;
	cursor: pointer;
}
.search button img{
	width: 18px;
	height: 18px;
	opacity: .7;
}
.search button:hover img{
	opacity: 1;
}

.wid_main{ width: 1290px; margin:0 auto;}

/*banner*/
.banner{ width:100%; padding-top: 27%; overflow:hidden; position:relative;position: fixed;top:110px; left: 0; }
.banner img{width: 100%; height:100%; display:block; object-fit: cover; position: absolute; top: 0; left: 0; }

/*新闻动态*/
.contentbox{padding-top: calc(27% + 110px);}
.content{
	position: relative;
	z-index: 5;
	background-color: #fff;
}
.index_box{
	overflow: hidden;
}
.title{
	padding:100px 0 120px;
	text-align: center;	
	display: flex;
	align-items: flex-end;
	justify-content: center;
}
.title h1{ 
	font-size: 30px; 
	color: #F64802; 
	font-weight: bold;
	margin: 0 15px;
	line-height: 30px;
}
.title img{
	width: 126px;
	height: 40px;
	border-bottom: #F64802 solid 2px;
	padding-left: 126px;
}
.title h1+img{
	padding-right: 126px;
	padding-left: 0;
}
.newsBox .txt{
	width: 810px;
	margin: -50px auto 100px;
	text-align: center;
	font-size: 14px;
	color: #999;
	line-height: 2;
}
.newsPic{
	width: 1290px;
	height: 510px;
	margin-bottom: 30px;
}
.newsPic img{
	width: 100%;
	height: 100%;
	display: block;
}
.newsBox .list{
	overflow: hidden;
}
.newsBox .list li{
	float: left;
	width: 300px;
	height: 300px;
	margin-right: 30px;
	overflow: hidden;
}
.newsBox .list li:last-child{
	margin-right: 0;
}
.newsBox .list li img{
	width: 100%;
	height: 100%;
	display: block;
	transition: all .3s;
}
.newsBox .list li:hover img{
	transform: scale(1.1,1.1);
}
.newsText{
	margin-top: 180px;
	position: relative;
	margin-bottom: 100px;
}
.newsText .pic{
	width: 49vw;
	height: 670px;
	overflow: hidden;
}
.newsText .pic img{
	height: 100%;
}
.newsText .text{
	width: 1050px;
	position: absolute;
	right: 0;
	background-color: #fff;
	padding-top:40px;
	height: 440px;
	box-sizing: border-box;
	display: flex;
	align-items:flex-end;
	justify-content: space-between;
	padding-bottom: 150px;
}
.newsText .text li{
	margin-left: 80px;
	width: 50%;
}
.newsText .text h2{
	font-size: 30px;
	font-weight: bold;
	color: #101010;
	line-height: 2;
}
.newsText .text p{
	text-align: justify;
	margin-top: 20px;
	color: #999;
	font-weight: bold;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	overflow: hidden;
	-webkit-line-clamp: 4; /* 显示3行文本 */
	font-size: 16px;
	height: 96px;
}

/*师生风采*/
.tecAndstudents .pic{
	overflow: hidden;
}
.tecAndstudents .pic .big{
	float: left;
	width: 630px;
	height: 630px;
	margin-right: 30px;
	overflow: hidden;
}
.tecAndstudents .pic img{
	width: 100%;
	height: 100%;
	transition: all .3s;
}
.tecAndstudents .pic .small{
	float: right;
	width: 630px;
	height: 630px;
	overflow: hidden;
}
.tecAndstudents .pic .small a{
	display: block;
	height: 300px;
	margin-top: 30px;
	overflow: hidden;
}
.tecAndstudents .pic .small a:first-child{
	margin-top: 0;
}
.tecAndstudents .pic .big img:hover{
	transform: scale(1.1,1.1);
}
.tecAndstudents .pic .small img:hover{
	transform: scale(1.1,1.1);
}
.tecText {
	position: relative;
	height: 670px;
}
.tecText .text{
	left: 0;
	top: 230px;
}
.tecText .pic{
	position: absolute;
	right: 0;
}
.tecText .text li{
	margin-right: 80px;
	margin-left: 0;
}

/*学术交流*/
.exchange{
	overflow: hidden;
}
.exchange .list{
	float: left;
	width: 630px;
	margin-bottom: 60px;
	margin-right: 30px;
}
.exchange .list:nth-child(2n){
	margin-right: 0;
}
.exchange .list .pic span{
	display: block;
	width: 630px;
	height: 365px;
	overflow: hidden;
}
.exchange .list .pic img{
	width: 100%;
	height: 100%;
	transition: all.3s;
}
.exchange .list .pic:hover img{
	transform: scale(1.05,1.05);
}
.exchange .list .pic h3{
	display: block;
	font-size: 26px;
	color: #101010;
	white-space: nowrap;
	text-overflow: ellipsis;
	overflow: hidden;
	font-weight: bold;
	margin: 24px 0;
	transition: all.3s;
}
.exchange .list p{
	color: #666;
	white-space: nowrap;
	text-overflow: ellipsis;
	overflow: hidden;
	margin: 36px 0 90px;
}

.exchange .more{
	color: #999;
	font-family: Arial, Helvetica, sans-serif;
}
.exchange .more span{
	line-height: 28px;
	display: inline-block;
	min-width: 110px;
}
.exchange .more img{
	vertical-align: middle;
	margin-top: -3px;
	margin-right: 14px;
}
.exchange .more a{
	float: right;
	line-height: 28px;
	color: #101010;
	font-family:sans-serif;
}
.exchange .more a:hover{
	color: #F64802;
}

/* 地图 */
#mapBox{
	height: 430px;
}

/*footbox*/
.footer_box{
	overflow: hidden; 
	background-color: #F64802;
}
.footer_box .foot{
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	padding: 120px 0 40px;
}
.foot .list h3{
	font-size: 18px;
	color: #fff;
	font-weight: bold;
	line-height: 36px;
}
.foot .list span{
	display: block;
	color: #fff;
	line-height: 36px;
}
.foot .list a{
	color: #fff;
}
.foot .list a:hover{
	text-decoration: underline;
	opacity: .8;
}
.foot .list .ewm{
	width: 180px;
	height: 180px;
	overflow: hidden;
	margin-top: 10px;
}
.foot .list .ewm img{
	width: 100%;
	height: 100%;
	display: block;
}
.footLogo{
	margin-top: 50px;
}

.foot_xx{ 
	text-align:  center; 
	padding: 25px 0;
	color: #fff; 
}