.section-banner {
    height: 380px;
    display: flex;
    padding-top: 120px;
    justify-content: center;
    background: url(../../images/sub-pc/help-center-banner.jpg) no-repeat center / cover;
}

.section-title {
    height: 83px;
    background: url(../../images/sub-pc/help-center-title.png) no-repeat left / 189px 83px;
}

.section-nav {
    height: 62px;
    border-bottom: 1px solid #eee;
    margin-bottom: 60px;
}

.section-nav-item {
    line-height: 61px;
    margin-right: 60px;
}

.section-nav-item.on {
    position: relative;
    color: #ddaf59;
    font-weight: 500;
}

.section-nav-item.on:after {
    content: '';
    display: block;
    width: 100%;
    height: 2px;
    background-color: #ddaf59;
    position: absolute;
    bottom: -1px;
    left: 0;
}

.table-heading {
    margin-bottom: 20px;
    font-size: 32px;
    line-height: 45px;
}

.table-sub-heading {
    border-bottom: 1px solid #eee;
    height: 65px;
    line-height: 65px;
    padding-left: 30px;
    background: url(../../images/sub-pc/help-fold-icon.png) no-repeat left center / 20px 20px;
}

.table-content-wrapper.unfold .table-sub-heading {
    margin-bottom: 12px;
    background: url(../../images/sub-pc/help-unfold-icon.png) no-repeat left center / 20px 20px;
}

.table-list {
    overflow: hidden;
    max-height: 100vh;
    transition: max-height 0.35s ease, padding 0.35s ease;
}

.table-list.nds {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
}

.table-list li {
    height: 50px;
    line-height: 50px;
    padding: 0 20px 0 30px;
}

.table-link {
    background: url("../../images/sub-pc/help-download-icon.png") no-repeat right center / 20px 20px;
}

.table-link:hover {
    color: #ddaf59;
    background-image: url("../../images/sub-pc/help-download-gold-icon.png");
}

.table-tips {
    margin-top: 20px;
    margin-bottom: 120px;
    line-height: 20px;
}