/* common S */
html, body{position: relative;}
body{ font-size: 14px; font-family: '\5FAE\8F6F\96C5\9ED1', '\5b8b\4f53', sans-serif; }
p{
	margin: 0;
}
}
.wrapper{
	position: relative; width: 100%; min-width: 1400px; margin: 0 auto; overflow: hidden;
}
.spr{
	background: url('../images/sprites.png') no-repeat;
}
.flex-ss{
	display: flex;
}
.flex-ss a{
	display: flex;  line-height: 1.5em;    color: #fff;
}
.flex-cc{
	display: flex; justify-content: center; align-items: center;
}
.flex-sc{
	display: flex; justify-content: flex-start; align-items: center;
}
.flex-cs{
	display: flex; justify-content: center; align-items: flex-start;
}
.flex-bs{
	display: flex; justify-content: space-between; align-items: flex-start;
}
.flex-se{
	display: flex; justify-content: flex-start; align-items: flex-end;
}
.flex-1{
	flex: 1;
}
.flex-1 .p
{
	margin-left: 83px;
    margin-top: -24px;
    font-weight: bold;
    margin-bottom: 0px;
}
.flex-wrap{
	flex-wrap: wrap;
}
.pr{
	position: relative;
}
.pa{
	position: absolute;
}
.ht{
	display: block; height: 0; padding: 0; margin: 0; line-height: 0; text-indent: -9999em; opacity: 0; overflow: hidden;
}
.ellipsis-1{
	text-overflow: ellipsis; white-space: nowrap; overflow: hidden;text-align:center;line-height: initial;
}
.ellipsis-2{
	text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.bg-white{
	background-color: #fff;
}
.swiper-container{
	position: relative;
}
@font-face {
	font-family: 'custom-font-1';
	src: url('../fonts/HelveticaLTStd-Blk.otf') format('opentype'),
		 url('../fonts/HelveticaLTStd-Blk.woff') format('woff'),
		 url('../fonts/HelveticaLTStd-Blk.ttf') format('truetype');
}
.custom-font-1{
	font-family: 'custom-font-1';
}
@font-face {
	font-family: 'custom-font-2';
	src: url('../fonts/HelveticaLTStd-LightCond.otf') format('opentype'),
		 url('../fonts/HelveticaLTStd-LightCond.woff') format('woff'),
		 url('../fonts/HelveticaLTStd-LightCond.ttf') format('truetype');
}
.custom-font-2{
	font-family: 'custom-font-2';
}
@font-face {
	font-family: 'custom-font-3';
	src: url('../fonts/HelveticaLTStd-UltraComp.otf') format('opentype'),
		 url('../fonts/HelveticaLTStd-UltraComp.woff') format('woff'),
		 url('../fonts/HelveticaLTStd-UltraComp.ttf') format('truetype');
}
.custom-font-3{
	font-family: 'custom-font-3';
}

.cont-tit{
	margin: 0; font-size: 24px; font-weight: 700; color: #404040;
}
.cont-tit strong{
	margin-right: 3px; font-size: 48px;
}
.cont-tit span{
	position: relative; top: 3px; margin-left: 15px; font-size: 28px; font-weight: normal; color: #b2b2b2; text-transform: uppercase;
}
.cont-tit a{
	background-color: transparent;
    text-decoration: none;
    color: #404040;
    font-size: 16px;
    margin-left: 10px;
    font-weight: normal;
    text-decoration: underline;
}

.cont-tit-white{
	color: #fff;
}
.cont-tit-white span{
	opacity: 0.5;
}

.content-head{
    position: relative; width: 1200px; margin: 0 auto;
}
.content-head .more{
    position: absolute; right: 0; bottom: 0; padding: 0 15px; line-height: 1.6em; color: #404040; text-transform: uppercase; border: 1px solid #7f7f7f; border-radius: 1.6em; overflow: hidden; transition: all 0.5s ease;
}
.content-head .more::after{
	position: absolute; top: 0; left: -100%; z-index: -1; content: ''; width: 100%; height: 1.6em; background-color: #18d8b6; border-radius: 1.6em; transition: left 0.5s ease;
}
.content-head .more:hover{
    color: #fff; border-color: #18d8b6;
}
.content-head .more:hover::after{
	left: 0;
}

/* common E */

/* nav S */
.nav-wrap{
    position: fixed; top: 0; left: 0; z-index: 97; width: 100%; height: 95px; background-color: rgba(0, 0, 0, 0.8);
}
.nav-wrap.istop{
	background-color: rgba(0, 0, 0, 1);
}
.nav-wrap .nav{
    position: relative; width: 100%; max-width: 2560px; height: 100%; margin: 0 auto;
}
.nav-wrap .logo{
    position: absolute; top: 18px; left: 100px;
}
.nav-wrap .logo img{
    display: block; width: auto; height: 54px;
}
.nav-wrap .nav-cont{
    width: 100%; height: 100%;
}
.nav-wrap .nav-cont-item{
    position: relative; margin: 0 20px; font-size: 14px; line-height: 2.5em; color: #fff; transition: all 0.3s ease;
}
.nav-wrap .nav-cont-item:hover{
    font-size: 18px; font-weight: 700; color: #18d8b6;
}
.wrapper-home .nav-wrap .nav-cont-item--home,
.wrapper-2d .nav-wrap .nav-cont-item--2d,
.wrapper-3d .nav-wrap .nav-cont-item--3d,
.wrapper-student .nav-wrap .nav-cont-item--student,
.wrapper-teacher .nav-wrap .nav-cont-item--teacher,
.wrapper-share .nav-wrap .nav-cont-item--share,
.wrapper-contact .nav-wrap .nav-cont-item--contact,
.wrapper-teleprompter .nav-wrap .nav-cont-item--teleprompter{
    font-size: 20px; font-weight: 700; color: #18d8b6;
}
.wrapper-home .nav-wrap .nav-cont-item--home::after,
.wrapper-2d .nav-wrap .nav-cont-item--2d::after,
.wrapper-3d .nav-wrap .nav-cont-item--3d::after,
.wrapper-student .nav-wrap .nav-cont-item--student::after,
.wrapper-teacher .nav-wrap .nav-cont-item--teacher::after,
.wrapper-share .nav-wrap .nav-cont-item--share::after,
.wrapper-contact .nav-wrap .nav-cont-item--contact::after,
.wrapper-teleprompter .nav-wrap .nav-cont-item--teleprompter::after{
    position: absolute; bottom: 0.2em; left: 50%; content: ''; width: 14px; height: 2px; margin-left: -7px; background-color: #18d8b6;
}
/* nav E */

/* footer S */
.footer-wrap{
	position: relative; z-index: 3; padding: 90px 120px 30px; background-color: #262626;
}
.footer-wrap .footer{
	position: relative; max-width: 1200px; margin: 0 auto;
}
.footer-wrap .link{
	padding: 60px 330px 0 0;
}
.footer-wrap .link-item{
	max-width: 240px;
}
.footer-wrap .link-item:nth-child(n+2){
	margin-left: 15px;
}
.footer-wrap .link-item .name{
	margin-bottom: 27px; font-size: 16px; color: #fff;
}
.footer-wrap .link-item .txt{
	line-height: 1.5em; color: #fff; opacity: 0.5;
}
.footer-wrap .link-item .txt div:nth-child(n+2){
	margin-top: 8px;
}
.footer-wrap .link-item .txt a{
	color: inherit;
}
.footer-wrap .link-item .txt a:hover{
	text-decoration: underline;
}
.footer-wrap .company{
	padding-top: 112px; line-height: 1.5em; color: #fff;
}
.footer-wrap .company .gray{
	opacity: 0.5;
}
.footer-wrap .company div p:nth-child(n+2){
	margin-left: 9px;
}
.footer-wrap .qrcode{
	position: absolute; top: 80px; right: 0;
}
.footer-wrap .qrcode-item{
	margin-left: 22px; font-size: 16px; color: #fff; text-align: center;
}
.footer-wrap .qrcode-item img{
	display: block; width: 150px; height: 150px; margin-top: 20px;
}
/* footer E */

/* 分页 S */
.pagination-wrap{
	padding-top: 65px;
}
.pagination-wrap a,
.pagination-wrap span{
	display: block; width: 40px; height: 40px; margin: 0 6px; font-size: 16px; font-weight: 700; line-height: 40px; color: #808080; text-align: center; border-radius: 100%;
}
.pagination-wrap a:hover,
.pagination-wrap .active{
	color: #fff; background: #18d8b6;
}
.pagination-wrap .prev,
.pagination-wrap .next{
	text-indent: -9999em; background: url('../images/sprites.png') no-repeat 0 -48px; overflow: hidden;
}
.pagination-wrap .next{
	transform: rotateY(180deg);
}
.pagination-wrap .prev:hover,
.pagination-wrap .next:hover{
	background: url('../images/sprites.png') no-repeat -50px -48px;
}
/* 分页 E */