.content,.footer{
	width: 1080px;
	margin:0 auto;
}

.header{
	background: transparent;
	width: 100%;
	position: absolute;
	top: 0px;
	z-index: 2;
	width: 100%;
	display: flex;
	align-items: center;
	height: 64px;
	transition: all 0.3s linear 0s;
}
.header .end{
	width: 1080px;
	margin:0 auto;
	display: flex;
	justify-content: space-between;
}
.nav{
	display: flex;
	justify-content: flex-end;
	margin-right: 100px;
	padding: 10px 0;
}
.hover,.focus{
	color: #65c200 !important;
	border-bottom: 2px solid #65c200;
	padding-bottom: 3px;
}

.hover,.focus{
	color: #65c200 !important;
	
}

.nav li{
	margin: 0 30px;
	line-height: 30px;
	position: relative;
}
.nav li a.navs{
	font-size: 14px;
	color: #fff;
	text-decoration: none;
}
.nav li:hover .ant-tooltip{
	display: block;
}
.ant-tooltip{
	display: none;
	color: rgba(0,0,0,.65);
	font-size: 14px;
	line-height: 1.5;
	position: absolute;
	top:47px;
	left:-58px;
	z-index: 1060;
	width: 158px;
}
.ant-tooltip a{
	font-size: 14px;
	font-weight: 500;
	color: rgb(29, 29, 30);
	line-height: 30px;
}
.ant-tooltip-inner {
    min-width: 30px;
    min-height: 32px;
    padding: 12px;
    color: #fff;
    text-align: left;
    text-decoration: none;
    word-wrap: break-word;
    background-color: #fff;
    font-size: 16px;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgb(0 0 0 / 15%);
}
.ant-tooltip-inner .qrcode{
    width: 100%;
}
.nav li::after{
	content: "|";
	color: #fff;
	position: absolute;
	right: -40px;
}
.header .nav li:last-child::after{
	content: none;
}
#teacher-login{
	width: 29px;
	background: #65c200;
	color:#ffffff;
	border-radius: 15px;
	padding: 10px 15px;
	margin-right: 50px;
}

.header div{
	text-align: center;
	color: #fff;
}
.h-content{
	position: relative;
	width: 100%;
	height:710px;
	overflow: hidden;
}
.bg-video{
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
    object-fit: cover;
    width: 100%;
    height: 100%;
}
.hero-main{
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.15);
}
.hero-desc{
	font-weight: bold;
	font-size: 36px;
	color: #fff;
}
.hero-desc span{margin: 0 20px;}
.video-btn{
	position: absolute;
	z-index: 1;
	bottom: 48px;
	width: 100%;
	display: flex;
	align-items: center;
	width: 170px;
	padding: 10px;
	background: rgba(0,0,0,0.40);
	border-radius: 8px;
	color: #ffffff;
	cursor: pointer;
}
.video-btn>div{
	width: 38px;
	height: 38px;
	border: 1px solid #fff;
	border-radius: 50%;
	margin-right: 12px;
	position: relative;
}
.video-btn img{
	position: absolute;
	top: 2px;
	left: 2px;
}
.content h3,.content li{
	text-align: left;
}
.content .section{
	margin: 20px 0 80px;
}
.feature{
	display: flex;
	justify-content: center;
	margin: 10px 0 30px;
	color: #5F6164;
}

.platform-img{
	text-align: left;
	margin-top: 20px;
}
.platform img{
	width: 90%;
	border-radius: 10px;
}
.platform-feature{
	display: flex;
	justify-content: space-between;
}
.feature-item{
	padding: 0 20px;
	position: relative;
}
.feature-item:not(:last-child)::after{
	content: '|';
	position: absolute;
	right: 0;
}
.platform-feature-item li{
	color: #3E3C46;
	padding-left: 25px;
	line-height: 25px;
	position: relative;
}
.platform-feature-item li::before{
	content: url('../img/Frame_1.png');
	position: absolute;
	left: 0;
	top: 2px;
}
.choose-content{
	margin-top: 15px;
	background: url('../img/IMAGE_25.png');
	background-size: cover;
	background-repeat: no-repeat;
}
.choose-content{
	display: flex;
	
}
.choose-list-item{
	width: 50%;
	text-align: left;
	padding-bottom: 30px;
}
.choose-list-item .number{
	font-size: 22px;
	font-weight: 600;
}
.choose-content .choose-content-item:first-child{
	width: 45%;
	color: #fff;
}
.choose-list{
	display: flex;
	padding: 40px 40px 0 40px;
	flex-wrap: wrap;
}
.choose-right-btn{
	text-align: left;
	padding: 0 40px 20px;
}
.choose-right-btn a{
	display: inline-block;
	padding: 8px 80px;
	color: #65c200;
	background: #ffffff;
	border-radius: 5px;
	box-shadow: 0px 0.75px 2px 0px rgba(0,0,0,0.12); 
}
.scheme-content-item{
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
	margin: 20px 0;
}
.scheme-content-item .icon{
	padding-left: 60px;
}
.scheme-content-item:nth-child(2) .right{
	background: url('../img/Group 41.png');
	background-size: contain;
	padding-top: 50px;
}
.scheme-content-item:nth-child(2) .right li{
	background-color: #ffffff;
}
.scheme-content-item img{
	width: 100%;
}
.scheme-content-item>div{
	width: 50%;
}
.scheme-content-item h3{
	font-weight: 600;
	margin-bottom: 45px;
}
.scheme-content-item li{
	margin-bottom: 30px;
	position: relative;
	width: 70%;
}
.scheme-high-color_content p:first-child{
	color: #65c200;
}
.scheme-high-color_content p:last-child{
	color: #808080;
}
.footer{
	text-align: center;
}
.footer h2{
	margin-bottom: 30px;
}
.footer>div{
	margin: 65px 0;
}
.footer>div ul{
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
}
.footer>div ul li{
	width: 25%;
}
.footer ul li p{
	color: #6D7278;
}
.footer ul li .more-function-title{
	color: #1D1D1E;
	font-weight: 600;
	margin-bottom: 5px;
}

.front-footer{
	padding: 28px 0;
	background: #3e3c46;
	font-size: 12px;
	line-height: 2;
	color: #fff;
	text-align: left;
}
.front-footer a{
	color: #ffffff;
}
.Icon::before{
	content: "";
	width: 20px;
	height: 20px;
	position: absolute;
	left: -30px;
}
.icon1::before{
	background: url('../img/IMAGE_24.png');
}
.icon2::before{
	background: url('../img/IMAGE_23.png');
}
.icon3::before{
	background: url('../img/IMAGE_22.png');
}
.icon4::before{
	background: url('../img/IMAGE_21.png');
}
.icon5::before{
	background: url('../img/IMAGE_20.png');
}
.icon6::before{
	background: url('../img/IMAGE_9.png');
}
.icon7::before{
	background: url('../img/IMAGE_3.png');
}
.icon8::before{
	background: url('../img/IMAGE_2.png');
}
.icon9::before{
	background: url('../img/IMAGE_1.png');
}
.icon10::before{
	background: url('../img/IMAGE.png');
}
.icon11::before{
	background: url('../img/IMAGE_8.png');
}
.icon19::before{
	background: url('../img/IMAGE_10.png');
}
.icon20::before{
	background: url('../img/IMAGE_11.png');
}
/* @media screen and (min-width:768px){
	
}

@media screen and (min-width:992px){
	
}

@media screen and (min-width:1200px){
	
}
 */