html {
    scroll-padding-top: 140px; /* height of sticky header */
}
.bg-sallow{
    background-color: #8C8778;
    padding: 1.5rem !important;
    padding-bottom: 2.25rem !important;
}
.router-list{
    color: #fff;
    padding: 0.5rem 0 1.5rem;
}
.router-list span{
    margin: 0 10px;
    font-size: 0.9375rem;
    letter-spacing: 0.2px;
}
.router-name{
    color: #fff;
    font-size: 3.375rem;
    line-height: 3.75rem;
    letter-spacing: -1.5px;
    word-wrap: normal;
    font-weight: 600;
}
/* 左侧相关推荐区域 */
.related-recommendations {
    width: 24%;
    padding: 20px;
    position: sticky;
    top: 140px;
    align-self: flex-start;
}

.related-recommendations .recommendation-box a{
    color: #323232;
}
.related-recommendations .recommendation-box a:hover{
    color: #CA2126;
    font-weight: 600;
}
.related-recommendations .recommendation-box h3.active a{
    color: #CA2126;
}
.related-recommendations .recommendation-box:not(:first-child){
    border-top: 1px solid #767676;
}
.related-recommendations h3 {
    font-size: 1.0625rem;
    font-weight: normal;
    color: #323232;
    padding: 0.75rem 1.5rem 0.75rem 0;
    position: relative;
    cursor: pointer;
    line-height: 2rem;
}
.related-recommendations h3.active{
    color: #CA2126;
    font-weight: 600;
}
.related-recommendations .has-children::before {
    content: '';
    position: absolute;
    right: 0;
    top: 1.5rem;
    width: 15px;
    height: 9px;
    background: url('../../imgs/v2/course-icon-up.png') center center no-repeat;
    background-size: 15px 9px;
}
.related-recommendations .has-children.checkone::before {
    background: url('../../imgs/v2/course-icon-down.png') center center no-repeat;
}
.related-recommendations .has-children.active::before {
    background: url('../../imgs/v2/course-icon-up-active.png') center center no-repeat;
}
.related-recommendations .has-children.active.checkone::before {
    background: url('../../imgs/v2/course-icon-down-active.png') center center no-repeat;
}
.get-children::before{
    content: '';
    position: absolute;
    right: 0;
    top: 0.7rem;
    width: 15px;
    height: 9px;
    background: url('../../imgs/v2/course-icon-up.png') center center no-repeat;
    background-size: 15px 9px;
}
.get-children.checkone::before {
    background: url('../../imgs/v2/course-icon-down.png') center center no-repeat;
}
.get-children.active::before{
    content: '';
    position: absolute;
    right: 0;
    top: 0.7rem;
    width: 15px;
    height: 9px;
    background: url('../../imgs/v2/course-icon-up-active.png') center center no-repeat;
    background-size: 15px 9px;
}
.get-children.active.checkone::before {
    background: url('../../imgs/v2/course-icon-down-active.png') center center no-repeat;
}
.second-item{
    border-top: 1px solid rgba(0, 0, 0, 0.25);
    padding-top: 0.75rem;
}
.get-children{
    border-bottom: 1px solid rgba(0, 0, 0, 0.25);
}
.recommendation-list {
    list-style-type: none;
}
.recommendation-list .recommendation-list{
    padding: 0.75rem 0;
    padding-left: 1.5rem;
}
.recommendation-item a {
    border-top: 1px solid white !important;
    border-bottom: 1px solid white;
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    font-size: 1.0625rem;
    color: #323232;
    line-height: 2rem;
    justify-content: space-between;
    display: flex;
    padding-top: 0 !important;
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: wrap;
    position: relative;
}
.recommendation-item.active a {
    color: #CA2126;
    font-weight: 700;
}
.recommendation-item a.active {
    color: #CA2126;
    font-weight: 700;
}
.recommendation-item a:hover {
    color: #CA2126;
    font-weight: 700;
}

/* 右侧详情区域 */
.activity-contentbox {
    width: 67%;
    margin-left: 5%;
    background-color: white;
    padding: 16px;
}
.activity-contentbox .activity-title{
    color: #CA2126;
    font-weight: normal;
    margin-bottom: 0.75rem;
    font-size: 2rem;
    line-height: 2.8125rem;
}
.activity-contentbox .activity-img{
    display: block;
    margin: 1rem auto;
    max-height: 160px;
    max-width: 100%;
    width: auto;
    height: auto;
}
.activity-contentbox .activity-etldp-img{
    display: block;
    margin: 1rem auto 2rem;
    max-width: 100%;
    width: auto;
    height: auto;
}
.activity-contentbox .activity-sls-img{
    display: block;
    margin: 1rem auto 2rem;
    max-width: 50%;
    width: auto;
    height: auto;
}
.activity-contentbox .activity-content{
    margin-bottom: 1em;
    line-height: 2.2rem;
    font-size: 1.25rem;
    color: #484848;
}
.activity-contentbox .activity-box, .activity-contentbox .activity-box-course{
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.25);
    list-style: none;
    margin-left: 0;
    line-height: 2.2rem;
    font-size: 1.25rem;
}
.activity-contentbox .activity-box-course{
    border-top: 1px solid transparent !important;
    display: none;
}
.activity-contentbox .activity-box:last-child, .activity-contentbox .activity-box-course:last-child{
    border-bottom: 1px solid transparent;
}
.activity-contentbox .activity-ul {
    color: #CA2126;
    font-weight: normal;
    position: relative;
    padding: 0.75rem 2.4rem 1.5rem 0;
    margin-bottom: 0.75rem;
    font-size: 1.375rem;
    line-height: 1.875rem;
}
.activity-contentbox .activity-ul-course{
     color: #CA2126;
     font-weight: normal;
     position: relative;
     padding: 0.75rem 2.4rem 1.5rem 0;
     margin-bottom: 0.75rem;
     font-size: 1.375rem;
     line-height: 1.875rem;
 }
.activity-contentbox .activity-ul::before{
    content: '';
    position: absolute;
    right: 0;
    top: 35%;
    width: 12px;
    height: 12px;
    background: url('../../imgs/v2/course-icon-close.png') center center no-repeat;
    background-size: 12px 12px;
}
.activity-contentbox .activity-ul.active::before{
    background: url('../../imgs/v2/course-icon-add.png') center center no-repeat;
}
.activity-contentbox .activity-li{
    padding-bottom: 1.2rem;
    display: none;
}
.activity-contentbox .activity-li a{
    padding: 10px 0 10px 30px;
    text-decoration: underline;
    color: #2C54FF;
}

.activity-contentbox .activity-alink{
    display: block;
    margin: 1rem 0;
    line-height: 2.2rem;
    font-size: 1.25rem;
    text-decoration: none;
    color: #2C54FF;
}
.activity-contentbox .activity-li-course{
    padding-bottom: 1.2rem;
}
.activity-contentbox .activity-li-course a{
    padding: 10px 0 10px 0;
    text-decoration: underline;
    color: #2C54FF;
}
.activity-contentbox .activity-imgbox{
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin: 2rem 0;
}
.activity-contentbox .activity-imgbox-left{
    display: block;
    height: 100%;
    max-height: 194px;
    width: auto;
}
.activity-contentbox .activity-imgbox-right{
    padding-left: 1rem;
}
.activity-contentbox .activity-imgbox-title{
    color: #CA2126;
    font-weight: normal;
    margin-bottom: 0.5rem;
    font-size: 1.6rem;
    line-height: 2.6rem;
}
.activity-contentbox .activity-imgbox .activity-content{
    margin-bottom: 0;
}
.activity-contentbox .table-box{
    margin: 1.5rem 0;
}
.activity-contentbox .table-lang{
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 1rem 0;
    color: #484848;
    box-sizing: border-box;
}
.activity-contentbox .table-header{
    background-color: #DDD9CC;
    text-align: center;
}
.activity-contentbox .table-header .table-two{
    text-align: center;
}
.activity-contentbox .table-header .table-three{
    text-align: center;
}
.activity-contentbox .table-bg-gray{
    background-color: #F2F2F0;
}
.activity-contentbox .table-one{
    width: 20%;
    text-align: center;
}
.activity-contentbox .table-two{
    width: 26%;
    text-align: left;
}
.activity-contentbox .table-three{
    width: 40%;
    text-align: left;
}
.activity-contentbox .table-sls .table-three{
    text-align: center;
}
.color-four-eight{
    color: #484848 !important;
}

/* 底部红色跳转按钮 */
.bg-navigation::after {
    content: "";
    display: block;
    clear: both;
}
.bg-navigation a{
    width: 50%;
    background-color: #ca2126;
    color: white;
    display: block;
    padding: 1rem 5rem;
}
.bg-navigation a:hover{
    background-color: #9e1a1e !important;
}
.nav-left{
    float: left;
    text-align: left;
}
.nav-right{
    float: right;
    text-align: right;
}
.nav-full{
    width: 100% !important;
}
.bg-navigation a .nav-bot-left, .bg-navigation a .nav-bot-right{
    font-size: 1rem;
    line-height: 2rem;
    font-weight: 600;
}
.bg-navigation a .nav-bot-left{
    padding-left: 1.5rem;
    position: relative;
}
.bg-navigation a .nav-bot-left::before{
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-55%);
    width: 20px;
    height: 13px;
    background: url('../../imgs/v2/nav-icon-left.png') center center no-repeat;
    background-size: 20px 13px;
}
.bg-navigation a .nav-bot-right{
    padding-right: 1.5rem;
    position: relative;
}
.bg-navigation a .nav-bot-right::before{
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-55%);
    width: 20px;
    height: 13px;
    background: url('../../imgs/v2/nav-icon-right.png') center center no-repeat;
    background-size: 20px 13px;
}
.bg-navigation a .nav-bot-text{
    font-size: 1.25rem;
    line-height: 2rem;
}