/*Base.css (基本样式*/

@charset "UTF-8";

/*css Reset*/

html,
body,
ul,
li,
ol,
dl,
dt,
dd,
p,
h1,
h2,
h3,
h4,
h5,
h6,
form,
fieldset,
legend,
img {
	margin: 0;
	padding: 0;
}

fieldset,
img,
input,
button {
	border: none;
	padding: 0;
	margin: 0;
	outline-style: none;
}

ul,
li {
	list-style: none;
}

input {
	padding-top: 0;
	padding-bottom: 0;
	
}

select,
input {
	vertical-align: middle;
}

select,
input,
textarea {
	font-size: 12px;
	margin: 0;
}

textarea {
	resize: none;
}

img {
	border: none;
	vertical-align: middle;
}


/*去掉图片底侧默认的4px间隙*/

table {
	border-top: collapse;
}
@font-face
{
font-family: SYHT;
src: url('/font/SOURCEHANSANSCN-REGULAR.svg'),
	url('/font/SOURCEHANSANSCN-REGULAR.woff'),
	url('/font/SOURCEHANSANSCN-REGULAR.woff2'),
	url('/font/SOURCEHANSANSCN-REGULAR.ttf'),
	url('/font/SOURCEHANSANSCN-REGULAR.eot');
}
body {
	font-family: SYHT;
	min-width: 1200px;
	font-size: 12px ;
	color: #666;
	background: #f7f7f7;
}

.clearfix:after,
.clearfix:before {
	/*清除浮动*/
	content: "";
	display: table;
}

.clearfix:after {
	clear: both;
}

.clearfix {
	*zoom: 1;
	/*兼容IE和IE7*/
}

a {
	text-decoration: none;
	color: #585858;
}

h1,
h2,
h3,
h4,
h5,
h6 {
	text-decoration: none;
	font-weight: normal;
}

s,
i,
em {
	font-style: normal;
	text-decoration: none;
}


/* end css Reset*/


/*公共类*/

.bg {
	width: 100%;
}

.wrap {
	/*版心*/
	width: 1100px;
	margin: 0 auto;
}
.wrap2{
	min-width: 1700px;
	width: 1700px;
	margin: 0 auto;
	
}
.underline {
	text-decoration: underline;
}

.ws {
	overflow: hidden;
	text-overflow: ellipsis;
	-o-text-overflow: ellipsis;
	-moz-text-overflow: ellipsis;
	white-space: nowrap;
}
.wws{
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 3;
	overflow: hidden;
}
.shadow {
	box-shadow: 0px 0px 16px rgba(0,0,0,0.1);
}

.fl {
	float: left;
}

.fr {
	float: right;
}

.pore {
	position: relative;
}

.poab {
	position: absolute;
}

.ac {
	text-align: center;
}

.f12 {
	font-size: 12px;
}

.f14 {
	font-size: 14px;
}

.f15 {
	font-size: 15px;
}

.f16 {
	font-size: 16px;
}

.f18 {
	font-size: 18px;
}

.f20 {
	font-size: 20px;
}

.f24 {
	font-size: 24px;
}

.f34{
	font-size: 34px;
}
.col-yellow {
	color: #4167c3;
}

.col-dark1 {
	color: #585858;
}

.col-grey {
	color: #848484;
}

.col-dark2 {
	color: #323232;
}

.col-light {
	color: #a4a4a4;
}
.col-777{
	color: #777;
}
.clo-3d{
	color: #3d3d3d;
}
.dis-none {
	display: none;
}
.lcenter{
	left: 50%;
}
.center{
	left: 50%;
	top: 50%;
	transform:translateX(-50%) translateY(-50%);
}

/*end 公共类*/
sanjiao{
	display: inline-block;
	position: absolute;
	width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid white;
    top: 37px;
    right: -15px;
}

sanjiao.ho{
	border-top-color: #F39915;
}
sanjiao.active{
	border-top-color: white;
}
sanjiao.yellow{
	border-top-color: #F39915 !important;
}
/*公共样式头部，底部，*/

nav{
	position: fixed;
	line-height: 80px;
	font-size: 16px;
	height: 100px;
	top: 0;
	z-index: 100;
	width: 100%;
	-webkit-transform: translateZ(0);
}
nav.active{
	background: #4167c3;
}
.nav-list {
	display: flex;
	display: -webkit-flex;
	justify-content: space-between;
	width: 310px;
}
nav .nav-list li.ho a{
	color: white;
}
nav .nav-list li a.active{
	color: #F39915 !important ;
}
.nav-list .lv1{
	margin-right: 17px;
}
.nav-list .lv2 {
	display: none;
	position: absolute;
	border-top: 1px solid #F39915;
    top: 60px;
    width: 140px;
}
.nav-list .lv2.active{
	background: #222222;
}
.nav-list .lv2 li{
	height: 48px;
	line-height: 48px;
	padding-left: 20px;
}
.nav-list .lv2 li:hover{
	background: #F39915;
	color: white;
}
.nav-list a {
	color: white;
}
.nav-list a.active{
	color: #F39915;
}
.nav-list a.ho{
	color: #F39915;
}
.applist>li>img:nth-child(1){
	width: 250px;
	height: 215px;
}
.applist .for-bg{
	z-index: 99;
	position: absolute;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	overflow: hidden;
}
.applist>li>.title1{
	margin-top: 20px;
	font-size: 20px;
	font-weight: 500;
	line-height: 20px;
}
.applist>li>.cont{
	font-size: 16px;
	line-height: 21px;
	margin-top: 8px;
	margin-bottom: 10px;
	color: #777;
	font-weight: 300;
}
.applist>li>.cont p{
	margin-top: 10px;
	line-height: 17px;
}
.applist>li .more{
	display: inline-block;
	font-size: 14px;
	width: 100%;
	background: #F39915;
	line-height: 46px;
	color: white;
}
.applist>li .poab{
	top: 0;
	z-index: 100;
	left: 0;
	transition: 0.8s;
	width: 100%;
	display: none;
}

.applist>li:hover{
	box-shadow:  0 0 50px rgba(0,0,0,0.1);
}
.teaching_aid ul{
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-start;
	width: 100%;
}
.teaching_aid ul li{
	width: 250px;
	height: 332px;
	margin-bottom: 30px;
	margin-right: 33px;
}
.teaching_aid ul li.active{
	margin-right: 0;
}

.teaching_aid ul li img{
	margin-top: 50px;
	width: 100%;
}
.teaching_aid ul li .title1{
	font-size: 18px;
	color: #F39915;
}
.teaching_aid ul li .title2{
	color: #777;
	font-size: 14px;
	margin: 15px 0px;
}
.teaching_aid ul li .more{
	color: #777777;
	font-size: 14px;
}
.teaching_aid ul li:hover{
	box-shadow: 0 0 50px rgba(0,0,0,0.1);
}
/*meadia样式*/
.Media_information .cont{
	display: flex;
	justify-content: space-between;
}
.Media_information .cont .pic{
	width: 100%;
}
.Media_information .cont>div>a>div{
	background: white;
}
.Media_information .cont .eye img{
	width: 21px;
	height: 13px;
	margin-top: 2px;
    margin-right: 5px;
}
.Media_information .cont .section1 {
	width: 534px;
}
.Media_information .cont .section1 .introduction{
	margin-top: 15px;
	padding: 0 20px;
	padding-bottom: 10px;
}
.Media_information .cont .title1{
	font-size: 16px;
	color: #3D3D3D;
	font-weight: 600;
}
.Media_information .cont .section1 .title2{
	margin-bottom: 12px;
	font-size: 14px;
	color: #777;
	margin-top: 3px;
}
.Media_information .section2{
	height: 410px;
	/*overflow-y: auto;*/
}
.Media_information .cont .section2>a>div{
	box-sizing: border-box;
	width: 536px;
	height: 185px;
}
.Media_information .section2>div:nth-child(1){
	margin-top: 0px;
}
.Media_information .section2>div{
	margin-top: 25px;
}
.Media_information .cont .section2 .pic{
	width: 246px;
	height: 185px;
}
.Media_information .cont .section2 .introduction{
	width: 290px;
	box-sizing: border-box;
	padding: 20px;
}
.Media_information .section2 .title2{
	font-size: 14px;
	line-height: 18px;
	height: 54px;
	box-sizing: border-box;
	margin: 20px 0 13px;
}
footer{
	background: white;
	padding-top: 40px;
	color: white;
}
footer>img{
	width: 100%;
}
footer>.cont{
	background: #2b2b2b;
	height: 170px;
	padding-top: 30px;
	margin-top: 0;
}
footer>.cont .phone>img:first-child{
	margin-top: 47px;
}
footer>.cont .phone>.number{
	margin-left: 20px;
	margin-top: 45px;
}
footer>.cont .phone>.fuwuhao{
	margin-left: 90px;
	padding-right: 115px;
	border-right: 1px solid #474747;
}
footer>.cont .phone>.fuwuhao img{
	width: 120px;
}
footer>.cont .phone>.fuwuhao p{
	margin-top: 5px;
}
footer>.btm{
	padding: 15px 0;
	line-height: 20px;
	background: #4167c3;
	
}
footer .more{
	display: flex;
}
footer .more li{
	line-height: 14px;
	color: #777777;
	margin-bottom: 10px;
}
footer .more ul{
	margin-left: 75px;
}
footer .more ul a:first-child li{
	color: white;
	margin-bottom: 20px;
	
}
footer .backtotop{
	position: fixed;
	z-index: 101;
	right: 2.5%;
	bottom: 2.5%;
	cursor: pointer;
	display: none;
}