.clearfix:after,
.clearfix li:after {
    display: block;
    clear: both;
    visibility: hidden;
    height: 0;
    overflow: hidden;
    content: ".";
}
.clearfix,
.clearfix li {
    zoom: 1;
}
body,html {
    font:14px/1.5 "微软雅黑","Microsoft YaHei",Helvetica,"Helvetica Neue",Tahoma,Arial,sans-serif;
    overflow-x: visible;
    box-sizing: border-box;width: 100%;
    min-width: 1200px;
    height: 100%;

}
/* logo适配 */
.logoctn{
    max-width: 282px;
    min-width: 46px;
    height: 46px;
    max-height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.logoctn>img{
    display: block;
    max-width: 100%;
    max-height: 100%;
    height: auto !important;
    width: auto !important;
}
.full-content{
    min-height: 100%;
    /*padding-bottom: 187px;*/
}
.foot-full{
    height: max-content;
    background: #737373;
    margin-top: -163px!important;
    padding-top: 24px;
}
.foot-full .foot-in-box{
    width: 282px;
    text-align: center;
    margin: 0 auto 34px;
    position: relative;
}
.foot-in-box>img{
    width: 50px;
    height: 50px;
}
.foot-in-box>p{
    margin: 10px auto;
    font-size: 14px;
    color: #999;
}
/*border-box样式*/
.bb{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.flex {
    display: box;
    display: -webkit-box;
    /* iOS 6-, Safari 3.1-6 */
    display: -webkit-flex;
    /* Chrome */
    display: -moz-box;
    /* Firefox 19 */
    display: -ms-flexbox;
    display: flex;
    /*flex容器*/
}
.masking{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    /*filter: alpha(opacity=90);*/
    /*opacity: 0.9;*/
    background: rgba(0, 0, 0, 0.62);
    z-index: -1;
}
.backimg {
    position: absolute;
    width: 100%;
    height: 100vh;
    top: 0;
    left: 0;
    background: url("/show/images/1366.jpg") center no-repeat;
    background-size: cover;
    z-index: -2;
}
.fl {
    float: left !important;
}
.fr {
    float: right !important;
}
h1,h2,h3,h4,h5{ letter-spacing: 2px;}
.main_color{color: #FF8F0B}
.link-a{position: absolute;top: 0;left: 0;width: 100%;height: 86%}

/*common结束*/
section {
    position: relative;
    width: 100%;
    max-height: 100vh;
    overflow: hidden;
    min-width: 1200px;
}
section.s2{
    background: #F9F8F8;
    height: 215px;
}
.container {
    z-index: 2;
    width: 1200px;
    min-width: 1200px;
    margin: 0 auto;
}
.h-nav {
    padding-top: 50px;
    align-items: center;
}
.h-nav .logo{
    padding-top: 12px;
}
.h-nav>ul{
    padding: 0;
    justify-content: flex-end;
    width: 70%;
    display: flex;
    align-items: center;
}
.h-nav>ul li{
    display: flex;
    display: -webkit-flex;
    display: -o-flex;
    display: -ms-flex;
    display: -moz-flex;
    /* align-items: center; */
    line-height: 70px;
    height: 70px;
    position: relative;
    font-size: 16px;
    margin-right: 75px;
}
.h-nav>ul li:last-child{
    margin-right: 0;
    height: 40px;
    width: 120px;
    border-radius: 4px;
    text-align: center;
    color: #FF8F0B;
    border: 1px solid #FF8F0B;
    line-height: 40px;
    transform: translateY(2px);
}
.h-nav>ul li:last-child a{
    display: block;
    width: 100%;
    height: 100%;
    color: inherit;
}
.h-nav>ul li:last-child a:hover{
    color: #FF8F0B;
}
.h-nav>ul a{
    color: #ffffff;
}
.h-nav>ul a:hover{
    color: #FF8F0B;
}
.h-content{
    width: 100%;
    margin-top: 26%;
    padding-bottom: 33%;
    text-align: center;
}
.h-content>h2{
    height: 84px;
    font-size: 60px;
    color: #FFFFFF;
    /*font-weight: ;*/
    text-align: center;
}
.h-content>a{
    display: inline-block;
    width: 190px;
    height: 45px;
    margin-top: 36px;
    letter-spacing: 2px;
    color: #fff;
    border: 1px solid #FFFFFF;
    border-radius: 4px;
    text-align: center;
    line-height: 45px;
}
.h-content>a:hover{
    color: #FF8F0B;
    border-color: #FF8F0B;
}
.phone-nav{
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
}
.phone-nav.scroll{
    top: 4px;
}
.line{
    display: inline-block;
    width: 30px;
    height: 5px;
    background: #8674ce;
    border-radius: 3px;
    position: relative;
    /*background: transparent;*/
}
.line:before,.line:after{
    position: absolute;
    left: 0;
    width: 30px;
    height: 5px;
    border-radius: 3px;
    content: '';
    transition: 0.5s;
}
.line:before{
    top: -8px;
    background: #eb7f77;
}
.line:after{
    bottom: -8px;
    background: #da79dc;
}
.line.active{background: transparent}
.line.active:before{transform: translateY(8px) rotate(-45deg);}
.line.active:after{transform: translateY(-8px) rotate(45deg);}

/*s2*/
.country{
    text-align: center;
}
.country>h2{
    margin-top: 40px;
    font-size: 20px;
    color: #747774;
    text-align: center;
}
.country>ul{
    margin-top: 40px;
    justify-content: space-around;
    align-items: center;
}
.country>ul li{
    width: 70px;
    height: 47px;
    background: url("../sprites/sprites_country.png") no-repeat;
}
.country>ul li:nth-child(2){background-position: -100px -10px}
.country>ul li:nth-child(3){background-position: -10px -77px}
.country>ul li:nth-child(4){background-position: -100px -77px}
.country>ul li:nth-child(5){background-position: -190px -10px}
.country>ul li:nth-child(6){background-position: -190px -77px}
.country>ul li:nth-child(7){background-position: -10px -144px}

.s3{}

.sec-head{
    margin: 50px auto;
    text-align: center;
}
.sec-head>h2{
    margin-bottom: 6px;
    font-size: 30px;
    color: #666666;
}
.sec-head>h2>strong{
    font-weight: normal;
    color: #FF8F0B;
}
.sec-head>span{
    font-size: 14px;
    color: #747774;
}

.layui-carousel-arrow {
    margin-top: -63px;
    width: 70px;
    height: 126px;
    line-height: 36px;
    text-align: center;
    font-size: 56px;
    border: 0;
    border-radius: 0;
    background-color: rgba(250, 246, 246, 0.2);
    color: #fff;
}

.s4{}
.adv>ul{
    justify-content: center;
}
.adv>ul li{
    text-align: center;
    flex: 1;
}
.adv>ul li>i{
    display: inline-block;
    width: 66px;
    height: 60px;
    font-size: 58px;
    margin-bottom: 5px;
}
/*.adv>ul li:nth-child(1)>i{background-position: -97px -10px}*/
/*.adv>ul li:nth-child(2)>i{background-position: -10px -90px}*/
/*.adv>ul li:nth-child(3)>i{background-position: -10px -10px}*/
/*.adv>ul li:nth-child(4)>i{background-position: -88px -90px}*/
.adv>ul li>span{
    font-size: 20px;
    color: #666666;
    letter-spacing: 2px;
}

.s5{}
.s5 .container{overflow: hidden}
.s5 .sec-head{margin-top: 150px}
.s5 .container img{
    width: 100%;
}

.one-course{
    position: relative;
    border-radius: 4px;
    max-width: 470px;
    overflow: hidden;
    text-align: center;
    color: #676767;
    transition: 0.5s;
    box-shadow: 0 1px 8px 1px #eae5e5;
    margin-bottom: 100px;
}
.one-course:hover{
    box-shadow: 0 1px 8px 1px #a9a5a5;
    transform: translate(0,-2px);
}
.one-course h3{
    margin: 15px 0;
    font-size: 24px;
    letter-spacing: 0;
    text-align: center;
}
.one-course>span{display:inline-block;width:80%;margin: 0 auto;line-height: 1.8;margin-bottom: 10px}
.course-sentiment{margin-top: 15px}
.course-sentiment>span{
    display: inline-block;
    margin-bottom: 20px;
}
.course-sentiment>span:hover{
    cursor: pointer;
}
.course-sentiment>span>i{
    display: inline-block;
    width: 20px;
    height: 16px;
    margin-right: 3px;
    vertical-align: text-top;
    background: url("../sprites/sprites_icon.png") no-repeat;
}
.course-sentiment>span:nth-child(1)>i{background-position: -40px -8px}
.course-sentiment>span:nth-child(2)>i{background-position: -10px -7px}
.course-sentiment>span:nth-child(3)>i{background-position: 0 -39px}

.s6{background: #F9F9F9;}
.our-adv{
    flex-wrap: wrap;
    justify-content: space-between;
}
.our-adv li{
    width: 25%;
    position: relative;
    margin-bottom: 50px;
}
.our-adv li>h3{
    font-size: 16px;
    margin-bottom: 5px;
    margin-left:65px;
}
.our-adv li>span{
    display: inline-block;
    width: 65%;
    margin-left: 65px;
    font-size: 14px;
    color: #666666;
    line-height: 1.8;
}
.our-adv li>em{
    position: absolute;
    display: inline-block;
    width: 56px;
    height: 60px;
    font-size: 50px;
}
.our-adv li:nth-child(1)>em{background-position: -72px -80px}
.our-adv li:nth-child(2)>em{background-position: -142px -80px}
.our-adv li:nth-child(3)>em{background-position: -72px -160px}
.our-adv li:nth-child(4)>em{background-position: 0px -160px}
.our-adv li:nth-child(5)>em{background-position: 0px 0px}
.our-adv li:nth-child(6)>em{background-position: -142px 0px}
.our-adv li:nth-child(7)>em{background-position: -72px 0px}
.our-adv li:nth-child(8)>em{background-position: 0px -80px}

.s7 .sec-head{margin-top: 100px}
.layui-tab-brief>.layui-tab-title .layui-this {
    color: #FF8F0B;
}
.layui-tab-brief>.layui-tab-more li.layui-this:after, .layui-tab-brief>.layui-tab-title .layui-this:after {
    border: none;
    border-radius: 0;
    border-bottom: 2px solid #FF8F0B;
}
.layui-tab-content{
    padding: 50px 0 10px 0;
}
.sys-wrap{
    justify-content: space-between;
}
.course-sys{
    width: 285px;
    min-height: 200px;
    overflow: hidden;
    position: relative;
}
.course-name{
    width: 100%;
    height: 179px;
    box-sizing: border-box;
    /*background: rgba(52,52,52,0.80);*/
    line-height: 60px;
    border-radius: 4px;
    transition: 0.2s;
    overflow: hidden;
}
.course-name>img{
    width: 100%;
    height: 100%;
    -webkit-transform: scale(1.01);
    -moz-transform: scale(1.01);
    -ms-transform: scale(1.01);
    -o-transform: scale(1.01);
    transform: scale(1.01);
}
.course-sys>h3{
    margin: 10px 0 8px;
    font-size: 16px;
    color: #595959;
    font-weight: 600;
    line-height: 22px;
}
.course-sys:hover>h3{
    color: #FF8F0B;
}
.course-sys:hover .course-name{
    box-shadow: 0 1px 8px 1px #e8e8e8;
}
.course-sys>p{
    font-size: 14px;
    color: #595959;
    line-height: 17px;
}
.s8{
    margin-top: 110px;
}
section.s8{overflow: visible}
.s8 .sec-head>span{
    display: inline-block;
    width: 50%;
    margin: 0 auto;
}
.grade{
    width: 100%;
    -webkit-box-align: end;
    -webkit-align-items: flex-end;
    -ms-flex-align: end;
    align-items: flex-end;
}
.grade li{
    width: calc(100% / 4);
    height: 91px;
    background: #EAEAEA;
    position: relative;
}
.grade li:nth-child(2){height: 125px}
.grade li:nth-child(3){height: 159px}
.grade li:nth-child(4){height: 193px}
.grade li:nth-child(5){height: 227px}
.grade li:nth-child(6){height: 261px}
.grade li:nth-child(7){height: 295px}

.grade li.l-sign{
    background: -webkit-linear-gradient(left, #FFBA6A , #FF8F0B); /* Safari 5.1 - 6.0 */
    background: -o-linear-gradient(right, #FFBA6A, #FF8F0B); /* Opera 11.1 - 12.0 */
    background: -moz-linear-gradient(right, #FFBA6A, #FF8F0B); /* Firefox 3.6 - 15 */
    background: linear-gradient(to right, #FFBA6A , #FF8F0B); /* 标准的语法 */
}
.grade li.this-grade{
    background: -webkit-linear-gradient(left, #FFBA6A , #FF8F0B); /* Safari 5.1 - 6.0 */
    background: -o-linear-gradient(right, #FFBA6A, #FF8F0B); /* Opera 11.1 - 12.0 */
    background: -moz-linear-gradient(right, #FFBA6A, #FF8F0B); /* Firefox 3.6 - 15 */
    background: linear-gradient(to right, #FFBA6A , #FF8F0B); /* 标准的语法 */
    /*background-image: linear-gradient(-90deg, #FFBA6A 0%, #FF8F0B 100%);*/
}
.grade li:hover span{
    color: #FF8F0B;
}
.grade li>span{
    position: absolute;
    bottom: -40px;
    width: 100%;
    text-align: center;
    color: #666666;
}
.grade li:nth-child(4)>span{
    color: #FF8F0B;
}
.grade li>h4{
    position: absolute;
    top: -50px;
    width: 100%;
    text-align: center;
    font-size: 20px;
    color: #9E9E9E;
}
.grade-info{
    color: #666666;
    letter-spacing: 0;
    text-align: center;
    margin-top: 80px;
}
.grade-info li{
    display: none;
}
.pre-course{
    /*width: 100%;*/
    max-width: 750px;
    padding-top: 50px;
}
.pre-course>a{
    display: block;
    width: 190px;
    height: 45px;
    line-height: 45px;
    background: #FF900E;
    border-radius: 4px;
    color: #ffffff;
    text-align: center;
    margin: 0 auto;
    margin-top: 80px;
}
.s9{
    margin-top: 100px;
    background: #F9F9F9;
}
.s9 .container{
    width: 1365px!important;
    margin: 0 auto;
    overflow: hidden;
}
.team-wrap{
    margin-bottom: 120px;
}
.our-team{
    width: 255px!important;
    height: 228px!important;
    border: 1px solid #EAEAEA;
    box-shadow: 0 1px 5px #e6e6e6;
    padding: 0 0 76px;
    border-radius: 4px;
    text-align: center;
    color: #5A5A5A;
    background: #FFF;
    overflow: hidden;
    margin-right: 20px;
}
.our-team>h3{
    margin-top: 10px;
    margin-bottom: 5px;
    font-size: 18px;
}
.portrait{
    display: inline-block;
    width: 100%;
    height: 100%;
    background: #D8D8D8;
    overflow: hidden;
}
.portrait>img{
    width: 100%;
    height: 100%;
    -webkit-transform: scale(1.02);
    -moz-transform: scale(1.02);
    -ms-transform: scale(1.02);
    -o-transform: scale(1.02);
    transform: scale(1.02);
}

.s10 .container{
    /*margin: 0 auto;*/
}
.one-production{
    min-width: 225px;
    /*max-width: 285px;*/
    box-shadow: 0 0 1px 0 #e6e6e6;
    margin-bottom: 3px;
    border-radius: 10px;
}
.one-production>a{
    width: 285px;
    height: 209px;
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flex;
    display: -o-flex;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px 4px 0 0;
    overflow: hidden;
}
.one-production>h3{
    margin: 15px 0 58px 18px;
    color: #676767;
    letter-spacing: 0;
}
.one-production>a img{
    width: 100%;
    height: auto;
    -webkit-transform: scale(1.02);
    -moz-transform: scale(1.02);
    -ms-transform: scale(1.02);
    -o-transform: scale(1.02);
    transform: scale(1.02);
}
.one-production .course-sentiment{margin-left: 18px}
.one-production .course-sentiment>span:nth-child(1)>i{background-position: -10px -7px}
.one-production .course-sentiment>span:nth-child(2)>i{background-position: 0 -39px}

/*页脚*/
.foot a:hover{
    color: #0e90d2;
}
.foot{
    margin-top: 100px;
    padding: 24px 0;
    background: #4e4e4e;
    color: #fff;
    position: relative;
}
.foot .QR-code{
    max-width: 100px;
    height: 100px;
    margin: auto;
}
.foot .QR-code img{
    max-width: 90px;
    max-height: 90px;
    display: block;
    margin: 0 auto;
}
.foot .about_us{
    display: flex;
    justify-content: center;
    margin: 24px auto;
    text-align: center;
}
.foot .about_us a{
    color: inherit;
}
.foot .about_us>li{
    float: left;
    padding: 0 20px;
    font-size: 14px;
    color: #999;
}
.foot .about_us>li:not(:first-child){
    border-left: 1px solid #999;
}
.foot .copyright{
    text-align: center;
    font-size:14px;
    color:#999;
    margin-bottom: 5px;
    line-height: 20px;
}
.foot .copyright:last-of-type{
    margin-bottom: 0;
}
/*学习软件*/
.dnav-container{
    background: #FFFFFF;
    box-shadow: 0 2px 10px 0 rgba(208,208,208,0.50);
}
.dnav-container .h-nav{
    width: 1191px;
    height: 70px;
    line-height: 70px;
    padding-top: 0;
    margin: 0 auto;
}
.dnav-container .h-nav>ul{
    padding-top: 0;
}
.dnav-container .h-nav>ul a{
    font-size: 14px;
    color: #454545;
}
.dnav-container .h-nav>ul a:focus{
    outline: none;
}
.dnav-container .h-nav>ul li:last-child{
    transform: none;
}
.dnav-container .logo img{
    width: 117px;
    height: 42px;
}
.dmain-container>h1{
    font-size: 24px;
    color: #464646;
    margin: 40px auto 24px;
}
.d-banner{
    width: 100%;
    height: 141px;
    border-radius: 4px;
    margin-bottom: 24px;
}
.d-banner>img{
    width: 100%;
    height: 100%;
    border-radius: 4px;
}
.d-list-box,.d-list{
    width: 100%;
}
.d-list>li{
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 93px;
    background: #FFF;
    padding: 0 24px 0 18px;
    border-radius: 4px;
    margin-bottom: 24px;
}
.d-item-left{
    align-items: center;
}
.d-item-left>img{
    width: 60px;
    height: 60px;
    margin-right: 16px;
}
.d-item-intro{
    flex-direction: column;
}
.d-item-intro>span{
    font-size: 24px;
    color: #000000;
    line-height: 33px;
    margin-bottom: 8px;
}
.d-item-intro>p{
    max-width: 800px;
    font-size: 14px;
    color: #000000;
}
.d-item-right>a{
    width: 108px;
    height: 35px;
    border-radius: 4px;
    font-size: 12px;
    align-items: center;
    justify-content: center;
}
.d-item-right>a.WIN{
    background: #0078D6;
    color: #FFF;
    margin-right: 12px;
}
.d-item-right>a.MAC{
    background: #FFF;
    color: #000000;
    border: 1px solid #000000;
}
.d-item-right>a>i{
    font-size: 16px;
    margin-right: 8px;
}
/*下载*/
.download-nav{
    height: 100% !important;
    align-items: center;!important;
}
.download-nav>li:last-of-type{
    margin-top: 0!important;
}
.download-nav a{
    font-size: 16px!important;
}