/*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,#FFA648,#FF836E);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width:600px;
    height:60px;
    border-radius: 30px;
    font-size:24px;
    line-height: 60px;
    font-weight: 700;
    text-align: center;
    color:#FFFFFF;
    box-shadow:0 0 8px rgba(83,6,6,.14);
    transition: all .25s ease-in;
}
a[role=button]:hover{
    box-shadow: 0 5px 10px rgba(215, 140, 10, 0.35);
    transform:translateY(-5px);
    cursor: pointer;
}
dl,ul,ol,menu{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(50% - 600px);
    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;
}

/* heading styles */
h2[role=heading]{
    background: transparent;
    display:flex;
    align-items: center;
    width:fit-content;
    height: 55px;
    padding:0 50px;
    font-size:36px;
    color:#181448;
    margin-bottom:40px;
    text-align: center;
}
/* banner style */
body > figure[role=banner]{
    background:linear-gradient(45deg,#D4EAFF,#D4EAFF);
    position: relative;
    width:100%;
    min-width:1200px;
    margin-top:80px;
    padding-top:400px;
    overflow:hidden;
}
body > figure[role=banner] > img{
    position: absolute;
    top:0;
    left:50%;
    transform:translateX(-50%);
    width:1920px;
    object-position: center;
}
body > figure[role=banner] > figcaption{
    background: rgba(255,255,255,1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    padding:0 calc(50% - 510px);
    font-size:22px;
}
body > figure[role=banner] > figcaption> time::before{
    background: #1D52FA;
    display: inline-block;
    content:"开课时间";
    width: 126px;
    height: 34px;
    line-height:34px;
    text-align: center;
    border-radius: 5px;
    margin-right:20px;
    color:#FFFFFF;
}
body > figure[role=banner] > figcaption> time::after{
    content:attr(datetime);
    margin-left:20px;
}
body > figure[role=banner] > figcaption > button{
    background: linear-gradient(to right,#FFA648,#FF836E);
    width: 172px;
    height: 34px;
    line-height: 34px;
    border-radius: 20px;
    font-size:22px;
    border:0;
    color:#FFFFFF;
    outline:none;
    cursor: pointer;
}

/*footer styles*/
body > footer{
    background: #323232;
    display: flex;
    justify-content: center;
    align-items: center;
    gap:5px;
    width:100%;
    min-width:1200px;
    color:#FFFFFF;
    font-size:14px;
    height:60px;
}

/* module styles */
section[data-module]{
    display: flex;
    width:100%;
    min-width: 1200px;
    padding:50px calc(50% - 600px);
    flex-direction: column;
    align-items: center;
}

/* module summary styles */
section[data-module=summary]{
    background:#F5F7FA;
}
section[data-module=summary] > dl{
    display: flex;
    align-items: center;
    width:920px;
}
section[data-module=summary] > dl > dt{
    background:url(../images/summary-title.png) no-repeat bottom right/292px 19px;
    color:#0041FE;
    font-size:36px;
    padding:0 30px 15px 0;
    white-space: nowrap;
}
section[data-module=summary] > dl > dd{
    padding-left:80px;
    font-size:18px;
    line-height: 36px;
}

/* module question styles */
section[data-module=question]{
    background:url(../images/question-bg.png) no-repeat center/1920px 810px;
}

section[data-module=question] > ul{
    display: flex;
    flex-wrap:wrap;
    justify-content: space-between;
    align-content: space-between;
    width: 1160px;
    height: 500px;
}
section[data-module=question] > ul > li::before{
    display: flex;
    background: url(../images/question-icon-1.png) no-repeat center/164px 164px;
    align-items: center;
    justify-content: center;
    position: absolute;
    top:0;
    left:0;
    content:attr(title);
    width: 164px;
    height: 164px;
    font-size:38px;
    color:#485CFF;
}
section[data-module=question] > ul > li:nth-of-type(2)::before{
    background-image:url(../images/question-icon-2.png);
    color:#FF1D34;
}
section[data-module=question] > ul > li:nth-of-type(3)::before{
    background-image:url(../images/question-icon-3.png);
    color:#00985F;
}
section[data-module=question] > ul > li:nth-of-type(4)::before{
    background-image:url(../images/question-icon-4.png);
    color:#007EDD;
}
section[data-module=question] > ul > li{
    position: relative;
    width:550px;
    height:240px;
    padding:10px 0 0 180px;
}
section[data-module=question] > ul > li > h3{
    font-size:24px;
    padding-bottom:20px;
    border-bottom:1px solid #DEDEDE;
}
section[data-module=question] > ul > li > p{
    font-size:18px;
    line-height: 38px;
}

/* module model styles */
section[data-module=model]{
    background:#F6FAFD;
}
section[data-module=model] > p{
    font-size: 18px;
    line-height: 36px;
    width: 980px;
}
section[data-module=model] > figure{
    padding:20px 0;
}

/* module worth styles */
section[data-module=worth]{
    background:url(../images/worth-bg.png) repeat-x;
}
section[data-module=worth] > ul{
    display: flex;
    justify-content: space-between;
    width:1180px;
}
section[data-module=worth] > ul > li{
    background:#FFFFFF linear-gradient(230deg, rgba(225, 250, 230, 0.8) 10%,transparent 25%);
    width:280px;
    padding:30px 20px;
    border-radius:10px;
}
section[data-module=worth] > ul > li:hover{
    background:#FFFFFF linear-gradient(230deg, #1579B3 10%,#2440FC 25%);
    color:#FFFFFF;
}
section[data-module=worth] > ul > li > img{
    height:66px;
}
section[data-module=worth] > ul > li >h3{
    font-size:24px;
}
section[data-module=worth] > ul > li >p{
    font-size:18px;
    padding-top:30px;
    line-height: 40px;
}

/* module training styles */
section[data-module=training] > h3{
    background:url(../images/training-title-left.png) no-repeat center left/56px 8px,
    url(../images/training-title-right.png) no-repeat center right/56px 8px;
    padding:0 80px;
    color:#1D52FA;
    font-size:22px;
}
section[data-module=training] > figure{
    background: #F4F5FC;
    display: flex;
    width: 1100px;
    height: 410px;
    padding:50px;
    margin:30px auto 50px auto;
    border-radius: 20px;
}
section[data-module=training] > figure > figcaption{
    padding-right:40px;
    font-size:17px;
    line-height: 40px;
}
section[data-module=training] > figure > figcaption p{
    padding-bottom:15px;
}

/* module advantage styles */
section[data-module=advantage]{
    background:#F6FAFD;
}
section[data-module=advantage] > ul{
    display: flex;
    flex-wrap:wrap;
    justify-content: space-between;
    width:1140px;
    margin-top:30px;
}
section[data-module=advantage] > ul > li{
    background: linear-gradient( 310deg, #D2E5FF 0%, #E0F1FF 65%, #E9F7FF 100%);
    width: 560px;
    padding:40px;
    border-radius: 15px;
    margin-bottom: 20px;
    color:#004EB6;
}
section[data-module=advantage] > ul > li:nth-of-type(2){
    background: linear-gradient( 135deg, #F3F4FD 0%, #EFD9FA 100%);
    color:#540AB3;
}
section[data-module=advantage] > ul > li:nth-of-type(3){
    background: linear-gradient( 132deg, #EFFDF6 0%, #E9FAF2 49%, #D2F5E8 100%);
    color:#00985F;
}
section[data-module=advantage] > ul > li:nth-of-type(4){
    background: linear-gradient( 132deg, #F0F4FF 0%, #E4E8FF 49%, #C7CCFF 100%);
    color:#4C48FF;
}
section[data-module=advantage] > ul > li:nth-of-type(5){
    background: url(../images/job.png) no-repeat right 90px center/446px 328px,
    linear-gradient( 309deg, #FFD8CF 0%, #FFF3F0 50%, #FFF8F6 100%);
    width: 100%;
    color:#EF370C;
}
section[data-module=advantage] > ul > li > h3{
    font-size:24px;
    color: currentColor;
}
section[data-module=advantage] > ul > li > p{
    font-size:16px;
    line-height: 40px;
    color:#000000;
    margin-top:20px;
}
section[data-module=advantage] > ul > li > img{
    display: block;
    margin:10px auto;
}
section[data-module=advantage] > ul > li > img ~ p{
    text-align: center;
}
section[data-module=advantage] > ul > li:nth-of-type(4) > p::before{
    background:#4C48FF;
    display: inline-block;
    position: absolute;
    top:37px;
    left:20px;
    content:"";
    width:6px;
    height:6px;
    border-radius:6px;
}
section[data-module=advantage] > ul > li:nth-of-type(4) > p{
    background: linear-gradient( 90deg, #FFFFFF 0%, rgba(255,255,255,0.51) 100%);
    position: relative;
    padding: 20px 20px 20px 40px;
    border-radius: 15px;
    width: 480px;
    margin-top:20px;
}
section[data-module=advantage] > ul > li:nth-of-type(4) > p:first-of-type{
    margin-top:50px;
}
section[data-module=advantage] > ul > li:nth-of-type(5) > p{
    width:480px;
    padding:60px 0 90px 0;
}

/* module crowd styles */
section[data-module=crowd]{
    background:#0027AC;
}
section[data-module=crowd] > h2{
    color:#FFFFFF;
}
section[data-module=crowd] > ul{
    display: flex;
    justify-content: space-between;
    width:1160px;
    margin-bottom:40px;
}
section[data-module=crowd] > ul > li{
    background: #FFFFFF;
    width:360px;
    border-radius: 15px;
}
section[data-module=crowd] > ul > li > h3{
    background:url(../images/crowd-title.png) no-repeat center/360px 120px;
    width:100%;
    height: 120px;
    line-height: 120px;
    text-align: center;
    font-size:24px;
    color:#FFFFFF;
}
section[data-module=crowd] > ul > li > p{
    padding:30px;
    font-size:18px;
    line-height:40px;
}

/* module course styles */
section[data-module=course] > article{
    display: flex;
    justify-content: space-between;
    width:1100px;
}
section[data-module=course] > article > menu{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width:300px;
    height: 550px;
}
section[data-module=course] > article > menu > li{
    background: #F6FAFD url(../images/arrow-icon.png) no-repeat right 50px center/34px 34px;
    display: flex;
    align-items: center;
    padding:20px 50px;
    font-size:23px;
    box-shadow: 0 3px 10px rgba(10,65,255,0.11);
    border-radius: 10px;
    cursor: pointer;
    transition:all .25s ease-out;
}
section[data-module=course] > article > menu > li[aria-current]{
    background-color: #0A41FF;
    color:#FFFFFF;
    box-shadow: 0 3px 10px rgba(10,65,255,0.46);
}
section[data-module=course] > article > main{
    background: #FFFFFF;
    position: relative;
    width:800px;
    padding:40px 150px;
}
section[data-module=course] > article > main > section{
    display: flex;
    flex-direction: column;
    position: absolute;
    width:100%;
    height:100%;
    opacity: 0;
    font-size:20px;
    line-height:40px;
    transform-origin: left top;
    transform:scaleX(0);
    overflow: auto;
    transition:all .25s ease-out;
}
section[data-module=course] > article > main h3{
    color:#0026A9;
    width:fit-content;
}
section[data-module=course] > article > main h3::after{
    display: block;
    background: #0026A9;
    content:"";
    height: 6px;
    border-radius: 3px;
}
section[data-module=course] > article > main p{
    padding: 20px 0;
}
section[data-module=course] > article > main > section[aria-current]{
    position: relative;
    opacity: 1;
    transform:scaleX(1);
}