/*root styles*/
:root{
    font:normal normal normal 16px/1 '微软雅黑','Microsoft YaHei Bold',sans-serif;
}
html,body{
    width:100%;
    height:100%;
    color:#323232;
}
*,*::before,*::after{box-sizing: border-box;margin:0;padding:0;}
a{text-decoration: none;color:#323232;}
a[role=button]{
    background: linear-gradient(to right,#FFB600,#FFA700);
    display: flex;
    align-items: center;
    justify-content: center;
    width:680px;
    height:60px;
    border-radius: 30px;
    font-size:30px;
    line-height: 60px;
    font-weight: 700;
    text-align: center;
    color:#FFFFFF;
    transition: all .25s ease-in;
}
a[role=button]:hover{
    box-shadow: 0 5px 10px rgba(220, 135, 10, 0.35);
    transform:translateY(-5px);
    cursor: pointer;
}
dl,ul,ol{list-style:none;margin:0;padding:0;}
/*header style*/
body > header {
    background:#FFFFFF;
    position: fixed;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    top:0;
    left:0;
    width:100%;
    height: 80px;
    z-index:999999;
    padding:0 calc((100% - 1200px)/2);
    box-shadow: 0 5px 10px rgba(200,200,200,.35);
}
body > header img{
    height:40px;
    cursor: pointer;
}
body > header > nav{
    display: flex;
    justify-content: space-between;
    width: 500px;
    padding:0 50px;
}
nav[role=navigation] > a{
    position:relative;
    font-size:20px;
    letter-spacing: 1px;
}
nav[role=navigation] > a:hover{
    color:#0780FE;
}
nav[role=navigation] > a::after{
    content: "";
    background-color: #0780FE;
    position: absolute;
    left:50%;
    transform:translateX(-50%);
    bottom:-10px;
    width:0;
    height:3px;
    border-radius:2px;
    transition: all .2s ease-in;
}
nav[role=navigation] > a:hover::after,nav[role=navigation] > a:active::after{
    width:100%;
}
body > header > code{
    display: flex;
    align-items: center;
    height:30px;
    color:#0780FE;
    font: normal bold 26px/35px Alibaba-PuHuiTi-B, Alibaba-PuHuiTi,Arial, serif;
}
body > header > code > img{
    height:36px;
}
/* data-module styles*/
section[data-module]{
    display: flex;
    width:100%;
    min-width: 1200px;
    padding:60px calc(50% - 600px);
    flex-direction: column;
    align-items: center;
}
h1,h2[role=heading]{
    background:url(../images/heading-bg.png) no-repeat top center;
    width: 100%;
    height: 80px;
    font-size:35px;
    font-weight: 700;
    color:#141547;
    text-align: center;
    white-space: nowrap;
    padding-top:35px;
    margin-bottom: 30px;
}
/*banner style*/
body > section[data-module=banner]{
    background:#1B70FF url(../images/banner.png) no-repeat center;
    justify-content: center;
    margin-top:80px;
    padding:0;
    height:560px;
    overflow:hidden;
}
section[data-module=banner] > img{
    height: 100%;
    object-position: center;
}
/* module note style*/
section[data-module=note]{
    background: #FBFBFD;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding:30px calc(50% - 600px);
    font-size:24px;
    letter-spacing: 1px;
}
section[data-module=note] > time::before{
    background: #983CFB;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    content:"开课时间";
    width: 148px;
    height: 45px;
    border-radius: 5px;
    margin-right:20px;
    color:#FFFFFF;
}
section[data-module=note] > button{
    background: linear-gradient(to right, #FFB600, #FFA700);
    width: 258px;
    height: 45px;
    line-height: 45px;
    border-radius: 25px;
    border:0;
    font-size:24px;
    color:#FFFFFF;
    outline:none;
    cursor: pointer;
}

/* module summary styles */
section[data-module=summary]{
    flex-flow:row wrap;
    align-items: flex-start;
}
section[data-module=summary] > p{
    font-size:18px;
    line-height: 30px;
    margin-bottom: 15px;
    width: 100%;
}
section[data-module=summary] > figure:first-of-type{
    margin:0 60px 0 85px;
    color:#666666;
    font-size:18px;
}

/* module worth styles */
section[data-module=worth]{
    background:#FBFBFD;
    flex-flow:row wrap;
    justify-content: space-between;
}
section[data-module=worth] > dl{
    display: flex;
    flex-wrap: wrap;
    width: 590px;
    margin-bottom:30px;
}
section[data-module=worth] > dl:first-of-type{
    width: 100%;
    justify-content: space-between;
}
section[data-module=worth] > dl > dt{
    background:url(../images/worth-1.png) no-repeat left center;
    height: 40px;
    font-size:24px;
    padding-left:50px;
    line-height: 40px;
    width: 100%;
}
section[data-module=worth] > dl > dd{
    background:linear-gradient(#F8F2FF,#FFFFFF);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding:20px;
    width: 100%;
    margin-top:20px;
    border-radius: 10px;
}
section[data-module=worth] > dl:first-of-type > dd{
    width: 190px;
}
section[data-module=worth] > dl > dd > h4{
    background:linear-gradient(#983CFB,#983CFB) no-repeat bottom center/40px 4px;
    padding-bottom:10px;
    margin-bottom:20px;
    color:#983CFB;
}
section[data-module=worth] > dl > dd > p{
    line-height: 25px;
    font-size:18px;
    color:#666666;
    text-align: justify;
}
section[data-module=worth] > a{
    margin:0 auto;
}

/* module question styles */
section[data-module=question] > dl{
    background:url(../images/question-bg.png) no-repeat left 410px center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    width: 950px;
    height: 400px;
}
section[data-module=question] > dl > dd{
    background: #FDF8FF;
    width: 400px;
    height: 36px;
    text-align: center;
    line-height: 36px;
    border-radius: 28px;
    border: 1px solid #E1C6FF;
}
section[data-module=question] > dl > dt{
    background:linear-gradient(#C96FFD,#983CFB);
    position: absolute;
    top:50%;
    right: 0;
    transform:translateY(-50%);
    width: 430px;
    height: 210px;
    font-size:18px;
    color:#FFFFFF;
    padding:30px 40px;
    line-height: 30px;
    border-radius: 20px;
}

/* module system styles */
section[data-module=system]{
    background:#FAFAFA;
    counter-reset: number;
}
section[data-module=system] > figure{
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}
section[data-module=system] > figure > figcaption h4::before{
    background:url(../images/system-icon.png) no-repeat left center;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    counter-increment: number;
    content:counter(number);
    width: 40px;
    height: 40px;
    margin-right: 10px;
    color:#FFE197;
}
section[data-module=system] > figure > figcaption > h4{
    height: 40px;
    font-size:24px;
}
section[data-module=system] > figure > figcaption > p{
    line-height:25px;
    padding-left:50px;
    margin-top:10px;
}
section[data-module=system] > figure:nth-of-type(2) > figcaption{
    margin-right: auto;
}

/* module choose styles */
section[data-module=choose] > p{
    font-size:20px;
    margin:-10px auto 30px auto;
}
section[data-module=choose] > ul{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-content: space-between;
    width: 1170px;
    height: 370px;
    counter-reset: number;
}
section[data-module=choose] > ul > li{
    background: #FAFAFA;
    width: 370px;
    height: 170px;
    padding:30px 20px;
    line-height: 30px;
    font-size:18px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    border-radius: 10px;
}
section[data-module=choose] > ul > li > h4::before{
    background:#983CFB;
    display: flex;
    align-items: center;
    justify-content: center;
    counter-increment: number;
    content:counter(number);
    width: 34px;
    height: 34px;
    color:#FFE197;
    border-radius: 5px;
    margin-right: 10px;
}
section[data-module=choose] > ul > li:nth-of-type(2) > h4::before{
    background:#717CFF;
}
section[data-module=choose] > ul > li:nth-of-type(3) > h4::before{
    background:#E44800;
}
section[data-module=choose] > ul > li:nth-of-type(4) > h4::before{
    background:#FB6969;
}
section[data-module=choose] > ul > li:nth-of-type(5) > h4::before{
    background:#01B272;
}
section[data-module=choose] > ul > li:nth-of-type(6) > h4::before{
    background:#1279EE;
}
section[data-module=choose] > ul > li > h4{
    display: flex;
    align-items: center;
    font-size:24px;
    height: 34px;
    margin-bottom:15px;
}

/* module crowd styles */
section[data-module=crowd]{
    background:#FAFAFA;
}
section[data-module=crowd] > ul{
    background:url(../images/crowd-user.png) no-repeat right 10px bottom 10px;
    display: flex;
    flex-wrap:wrap;
    justify-content: center;
    width: 835px;
}
section[data-module=crowd] > ul > li{
    background:url(../images/crowd-item.png) no-repeat center;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 278px;
    height: 248px;
    padding:50px 40px;
    line-height: 25px;
    text-align: center;
}

/* module exam styles */
section[data-module=exam] > ul{
    width: 1050px;
}
section[data-module=exam] > ul > li::before{
    background:linear-gradient(to right,#C96FFD,#983CFB);
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 140px;
    height: 40px;
    content:attr(title);
    font-size:24px;
    color:#FFFFFF;
    border-radius: 5px;
    margin-right: 20px;
}
section[data-module=exam] > ul > li{
    background: #FAFAFA;
    display: flex;
    align-items: center;
    width: 100%;
    font-size:20px;
    line-height: 30px;
    padding:10px 20px;
    margin-bottom:15px;
}

/* module steps styles */
section[data-module=steps] > dl{
    display: flex;
    justify-content: space-between;
    position: relative;
    width: 1180px;
}
section[data-module=steps] > dl > dt{
    display: flex;
    flex-direction: column;
    width: 385px;
    counter-reset: number;
}
section[data-module=steps] > dl > dt > a::before{
    background:#2C74F9;
    display: flex;
    align-items: center;
    justify-content: center;
    counter-increment: number;
    content:counter(number);
    position: absolute;
    left:30px;
    top:28px;
    width: 55px;
    height: 55px;
    font-size:28px;
    color:#F1F5F9;
    border-radius: 55px;
    transition: inherit;
}
section[data-module=steps] > dl > dt > a{
    background: #F1F5F9;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    width: 100%;
    height: 110px;
    font-size:20px;
    padding-left:95px;
    margin-bottom:60px;
    cursor: pointer;
    box-shadow: 0 6px 6px 1px rgba(0,0,0,0.1);
    border-radius: 55px;
    transition: all .25s ease-out;
}
section[data-module=steps] > dl > dt > a[aria-current=true]::before{
    background:#F1F5F9;
    color:#2C74F9;
}
section[data-module=steps] > dl > dt > a[aria-current=true]{
    background:#2C74F9;
    color:#F1F5F9;
}
section[data-module=steps] > dl > dt > a > b{
    font-size:24px;
    margin-bottom:10px;
}
section[data-module=steps] > dl > dd{
    display: flex;
    flex-direction: column;
    position: absolute;
    right:0;
    opacity: 0;
    transform-origin: left top;
    transform:scaleX(0);
    width:0;
    z-index: -1;
    transition: all .25s ease-out;
}
section[data-module=steps] > dl > dd[aria-current=true]{
    position: relative;
    opacity: 1;
    z-index: 1;
    width: 755px;
    transform:scaleX(1);
}
section[data-module=steps] > dl > dd > h4{
    font-size:20px;
    text-align:center;
    line-height: 30px;
    width: 600px;
    margin:0 auto;
}
section[data-module=steps] > dl > dd > figure[title]::before,
section[data-module=steps] > dl > dd > p[title]::before{
    background:#C6E2FF;
    display: flex;
    align-items: center;
    justify-content: center;
    content:attr(title);
    font-size:22px;
    min-width: 165px;
    height: 50px;
    margin-right:20px;
    border-radius: 50px;
}
section[data-module=steps] > dl > dd > figure[title]::before{
    position: absolute;
    left:0;
    top:0;
    border-radius: 25px 0 25px 0;
}
section[data-module=steps] > dl > dd > figure[title],
section[data-module=steps] > dl > dd > p[title]{
    display: flex;
    align-items: center;
    background:#FFFFFF;
    position: relative;
    margin-top:20px;
    box-shadow: 0 3px 6px 1px rgba(0,0,0,0.1);
    border-radius: 25px;
    border: 1px solid #EBEBEB;
    font-size:18px;
    min-height: 52px;
}
section[data-module=steps] > dl > dd > figure[title]{
    padding:20px 55px;
}
section[data-module=steps] > dl > dd > ul{
    display: flex;
    flex-wrap:wrap;
    justify-content: space-between;
    align-content: space-between;
    width: 100%;
    height: 530px;
    margin-top:50px;
}
section[data-module=steps] > dl > dd > ul > li::before{
    display: flex;
    align-items: center;
    justify-content: center;
    background:#FFEC7B;
    position: absolute;
    top:-25px;
    left:50%;
    content:attr(title);
    width: 160px;
    height: 50px;
    color:#000000;
    font-size:22px;
    transform:translateX(-50%);
    border-radius: 25px 0 25px 0;
}
section[data-module=steps] > dl > dd > ul > li:nth-of-type(2)::before{
    background:#FEBEFF;
}
section[data-module=steps] > dl > dd > ul > li:nth-of-type(3)::before{
    background:#9BF2C2;
}
section[data-module=steps] > dl > dd > ul > li:nth-of-type(4)::before{
    background:#A8D3FF;
}
section[data-module=steps] > dl > dd > ul > li:nth-of-type(5)::before{
    background:#FFD2B5;
}
section[data-module=steps] > dl > dd > ul > li:nth-of-type(6)::before{
    background:#FDC8CE;
}
section[data-module=steps] > dl > dd > ul > li{
    background: #FFFFFF;
    position: relative;
    width: 240px;
    height: 240px;
    padding:40px 20px 20px 20px;
    font-size:17px;
    color:#666666;
    line-height: 25px;
    box-shadow: 0 3px 6px 1px rgba(0,0,0,0.06);
    border-radius: 25px;
    border: 1px solid #EBEBEB;
}
section[data-module=steps] > dl > dd > dl{
    background:url(../images/steps-3.png) no-repeat center/348px 348px;
    display: flex;
    flex-wrap:wrap;
    justify-content: space-between;
    align-content: space-between;
    position: relative;
    padding:10px 20px;
    margin-top:30px;
    width: 100%;
    height: 550px;
}
section[data-module=steps] > dl > dd > dl > dt{
    background: linear-gradient(#2C74F9,#A8CCFF);
    position: absolute;
    left:40px;
    top:165px;
    height: 80px;
    padding:20px 40px;
    font-size:28px;
    color:#FFFFFF;
    border-radius: 40px;
    border: 4px solid #FFFFFF;
}
section[data-module=steps] > dl > dd > dl > dt:nth-of-type(2){
    left:435px;
}
section[data-module=steps] > dl > dd > dl > dt:nth-of-type(3){
    top:305px;
}
section[data-module=steps] > dl > dd > dl > dt:nth-of-type(4){
    top:305px;
    left:435px;
}
section[data-module=steps] > dl > dd > dl > dd{
    background: #FFFFFF;
    width: 300px;
    height: 135px;
    padding:30px;
    line-height: 25px;
    box-shadow: 0 3px 6px 1px rgba(0,0,0,0.1);
    border-radius: 20px;
    border: 1px solid #EBEBEB;
}

/* module course styles */
section[data-module=course]{
    padding-top:0;
}
section[data-module=course] > hgroup,
section[data-module=course] > dl
{
    display: flex;
    justify-content: space-between;
    width: 1050px;
    height: 50px;
}
section[data-module=course] > hgroup > h3{
    background: linear-gradient(270deg, #983CFB 0%, #C96FFD 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 250px;
    height: 50px;
    font-size:20px;
    color:#FFFFFF;
    border-radius: 25px;
}
section[data-module=course] > hgroup > h3:last-child{
    flex:1;
    margin-left:10px;
}
section[data-module=course] > dl{
    position: relative;
    height:500px ;
    margin-top:20px;
}
section[data-module=course] > dl > dt{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 250px;
}
section[data-module=course] > dl > dt > a{
    background: #F9F9F9 linear-gradient(#BDBDBD,#BDBDBD) no-repeat left 20px center/4px 18px;
    width: 250px;
    height: 60px;
    line-height: 60px;
    padding-left:35px;
    border-radius: 10px;
    cursor:pointer;
    transition: all .25s ease-out;
}
section[data-module=course] > dl > dt > a:hover{
    background-image:linear-gradient(#983CFB,#983CFB);
    color:#983CFB;
}
section[data-module=course] > dl > dt > a[data-active]{
    background-color:#FBF4FF;
    background-image:linear-gradient(#983CFB,#983CFB);
}
section[data-module=course] > dl > dd{
    background:#F9F9F9;
    position: absolute;
    left:260px;
    width: 790px;
    height: 100%;
    padding:20px;
    opacity: 0;
    transform-origin: left top;
    transform:scaleX(0);
    z-index: -1;
    overflow-y:auto;
    scrollbar-width: thin;
    line-height: 35px;
    border-radius: 10px;
    transition: all .25s ease-out;
}
section[data-module=course] > dl > dd[data-current]{
    opacity: 1;
    transform:scaleX(1);
    z-index: 99;
}
section[data-module=course] > dl > dd > h4{
    font-size:20px;
    color:#983CFB;
    margin-bottom:15px;
    border-bottom:1px solid #CCCCCC;
}
section[data-module=course] > dl > dd > h5{
    font-size:18px;
}
section[data-module=course] > dl > dd > p{
    padding:0 0 15px 25px;
}

/*footer styles*/
body > footer{
    background: #323232;
    display: flex;
    justify-content: center;
    align-items: center;
    width:100%;
    min-width:1200px;
    color:#FFFFFF;
    font-size:14px;
    height:60px;
}
body > footer > a{
    color:#FFFFFF;
    margin:0 10px;
}

/*IE10~11 hack*/
@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
    section[data-module=banner] > img{
        display: none;
        opacity: 0;
    }
}

/* 定义滚动条的样式 */
::-webkit-scrollbar {
    width: 4px; /* 滚动条宽度 */
    height:4px;
}
/* 定义滚动条轨道的样式 */
::-webkit-scrollbar-track {
    background-color: transparent; /* 滚动条轨道背景颜色 */
}
/* 鼠标悬停在滚动条上时的轨道样式 */
::-webkit-scrollbar-track:hover{
    background-color: transparent;
}
/* 定义滚动条滑块的样式 */
::-webkit-scrollbar-thumb {
    background-color: #CCCCCC; /* 滚动条滑块颜色 */
    border-radius: 5px; /* 滚动条滑块圆角 */
}
/* 定义滚动条的角落的样式 */
::-webkit-scrollbar-corner {
    background-color: transparent; /* 滚动条角落背景颜色 */
}
/* 鼠标悬停在滚动条上时的滑块样式 */
::-webkit-scrollbar-thumb:hover {
    background-color: #888888; /* 悬停时的滑块颜色 */
}