html {
    height: 100%;
}

.main {
    display: flex;
    flex-direction: column;
    background-color: #f2f2f2;
    height: 100%;
}

.layer {
    padding: 20px;
}

.mt0 {
    margin-top: 0;
}

.mb0 {
    margin-bottom: 0;
}

.center {
    text-align: center;
}

.red {
    color: red;
}

.green {
    color: green;
}

.gray {
    color: #999;
}

.pointer {
    cursor: pointer;
}

.avatar-sm {
    width: 48px;
    height: 48px;
    border-radius: 100%;
}

.layui-input-wrap .layui-icon {
    color: #d2d2d2;
}

.layui-table .meta span {
    margin-right: 10px;
}

.vip img {
    border: 3px solid orange;
}

.qrcode img {
    width: 160px;
    height: 160px;
}

.qrcode-sm img {
    width: 100px;
    height: 100px;
}

.img-viewer {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.img-viewer img {
    position: absolute;
    top: 50%;
    left: 50%;
    max-width: 90%;
    max-height: 90%;
    background-color: white;
    transform: translate(-50%, -50%);
    transition: transform 0.3s ease-in-out;
    padding: 5px;
    cursor: zoom-out;
}

.kg-zoom img {
    max-width: 100%;
    cursor: zoom-in;
}

.breadcrumb {
    position: relative;
    margin-bottom: 20px;
}

.breadcrumb .share {
    position: absolute;
    top: 2px;
    right: -5px;
}

.breadcrumb .share a {
    margin-right: 5px;
}

.wrap {
    padding: 20px;
    margin-bottom: 20px;
    background-color: #fff;
    border-radius: 2px;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.no-records {
    padding: 20px;
    color: #999;
    text-align: center;
}

.no-records .icon .layui-icon {
    font-size: 60px;
}

.pager {
    margin-top: 20px;
    text-align: center;
}

.loading {
    padding: 30px;
    text-align: center;
}

.layout-main {
    display: flex;
    justify-content: space-between;
}

.layout-content {
    width: 800px;
}

.layout-sidebar {
    width: 340px;
}

.label-110 .layui-form-label {
    width: 110px;
}

.label-110 .layui-input-block {
    margin-left: 140px;
}

#header {
    left: 0;
    top: 0;
    width: 100%;
    z-index: 1000;
    position: fixed;
    background-color: #393D49;
}

#main {
    flex: 1;
    margin-top: 80px;
    margin-bottom: 20px;
}

#footer {
    width: 100%;
    padding: 30px 0;
    background: #474443;
    text-align: center;
    font-size: 12px;
}

#header .logo {
    top: 0;
    left: 0;
    position: absolute;
    line-height: 60px;
}

.logo img {
    max-width: 185px;
    max-height: 60px;
}

.top-nav {
    margin-left: 185px;
}

#header .user {
    top: 0;
    right: 0;
    position: absolute;
}

.layer-search input {
    height: 75px;
    line-height: 75px;
    width: 500px;
    padding: 0 15px;
    font-size: 18px;
    border: none 0;
    background: none;
}

#header .layui-nav {
    background: none;
}

#footer .row {
    line-height: 18px;
    margin-bottom: 15px;
}

#footer .row:last-child {
    margin-bottom: 0;
}

#footer .contact {
    line-height: 24px;
}

#footer span, #footer a {
    color: #999;
}

#footer a:hover,
#footer .iconfont:hover {
    color: #fff;
}

#footer .nav a,
#footer .copyright span,
#footer .copyright a,
#footer .contact a {
    margin-right: 10px;
}

#footer .iconfont {
    font-size: 20px;
}

.layout-sidebar .loading {
    padding: 15px;
    text-align: center;
}

.layout-sidebar .sidebar {
    margin-bottom: 15px;
}

.page-info {
    min-height: 500px;
}

.index-wrap .layui-tabs-header {
    border: none;
}

.index-wrap .layui-tabs-body {
    padding-top: 20px;
    padding-bottom: 0;
}

.index-wrap .header {
    text-align: center;
    font-size: 18px;
    padding-bottom: 15px;
    border-bottom: 1px solid #f6f6f6;
}

.index-wrap .simple {
    padding-top: 20px;
}

.index-course-list .course-card {
    box-shadow: none;
}

.index-course-list .course-card .info {
    border: 1px solid #eee;
}

.index-carousel {
    width: 1120px;
    height: 336px;
    text-align: center;
}

.index-carousel .carousel {
    width: 100%;
    height: 100%;
}

.search-form .query-input {
    width: 696px;
}

.search-form .search-btn {
    padding: 0 30px;
}

.search-tab {
    margin: 0;
}

.search-tab .layui-tabs-header {
    margin-bottom: 10px;
}

.search-tab .layui-tabs-body {
    padding: 10px 0;
}

.search-empty {
    padding: 50px 0;
    text-align: center;
}

.search-empty .icon {
    margin-bottom: 30px;
}

.search-empty .icon .layui-icon {
    font-size: 150px;
    color: #393D49;
}

.search-empty .text {
    color: #666;
    font-size: 18px;
}

.search-empty .text .query {
    color: red;
    padding: 0 5px;
}

.search-course-card {
    display: flex;
    padding-bottom: 15px;
    margin-bottom: 15px;
    border-bottom: 1px solid #f6f6f6;
}

.search-course-card:last-child {
    padding-bottom: 0;
    margin-bottom: 0;
    border: none;
}

.search-course-card .left {
    position: relative;
    margin-right: 15px;
}

.search-course-card .model {
    position: absolute;
    top: 15px;
    right: 15px;
}

.search-course-card .rating {
    position: absolute;
    top: 90px;
    right: 15px;
}

.search-course-card .rating .layui-icon {
    color: #ffb800;
    font-size: 14px;
}

.search-course-card .cover {
    width: 210px;
    height: 118px;
}

.search-course-card .cover img {
    width: 100%;
    height: 100%;
}

.search-course-card .info {
    width: 500px;
}

.search-course-card .title {
    margin-bottom: 10px;
    white-space: nowrap;
}

.search-course-card .summary {
    margin-bottom: 10px;
    line-height: 1.5em;
    max-height: 4.5em;
    color: #666;
    overflow: hidden;
    overflow-wrap: break-word;
}

.search-course-card .meta {
    color: #999;
}

.search-course-card .meta span {
    margin-right: 10px;
}

.search-course-card em {
    color: red;
    font-style: normal;
    padding: 0 3px;
}

.query-badge {
    padding: 2px 5px;
    margin-right: 5px;
    margin-bottom: 5px;
}

.widget-card {
    position: relative;
}

.widget-card .more {
    position: absolute;
    top: 10px;
    right: 15px;
    z-index: 2;
}

.widget-card .more a {
    color: #666;
}

.article-info .title {
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #f6f6f6;
    word-break: break-word;
    font-size: 18px;
}

.article-info .content {
    margin-bottom: 20px;
}

.comment-box,
.review-card {
    padding-bottom: 10px;
    margin-bottom: 10px;
    border-bottom: 1px solid #f6f6f6;
}

.comment-box:last-child,
.review-card:last-child {
    border-bottom: none;
}

.comment-card {
    display: flex;
}

.comment-card .avatar {
    margin-right: 10px;
}

.comment-card .avatar img {
    width: 32px;
    height: 32px;
    border-radius: 100%;
}

.comment-card .info {
    width: 100%;
}

.comment-card .user {
    margin-bottom: 15px;
    color: #666;
}

.comment-card .user .separator {
    margin: 0 10px;
}

.comment-card .content {
    margin-bottom: 15px;
    overflow-wrap: break-word;
    color: #666;
}

.comment-card .footer {
    display: flex;
    justify-content: space-between;
    line-height: 1.2em;
    color: #999;
}

.comment-card .footer .left,
.comment-card .footer .right {
    display: flex;
}

.comment-card .footer .left .column {
    margin-right: 10px;
}

.comment-card .footer .right .column {
    margin-left: 10px;
}

.comment-card .footer .action:hover {
    cursor: pointer;
}

.toolbar-sticky {
    position: fixed;
    top: 150px;
    margin-left: -85px;
}

.toolbar-sticky .item {
    margin-bottom: 15px;
    text-align: center;
}

.toolbar-sticky .item .icon {
    width: 36px;
    height: 36px;
    line-height: 36px;
    margin-bottom: 10px;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, .05);
    background-color: #fff;
}

.toolbar-sticky .layui-icon {
    color: #999;
    cursor: pointer;
}

.toolbar-sticky .item .text {
    color: #999;
}

.toolbar-sticky .active,
.toolbar-sticky .layui-icon-star-fill {
    color: orange;
}

.toolbar-sticky .live-set .layui-icon,
.toolbar-sticky .live-set .text {
    color: red;
}

.course-list {
    margin-bottom: 20px;
}

.course-card {
    float: left;
    width: 100%;
    height: 230px;
    position: relative;
    background-color: #fff;
    border-radius: 2px;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.course-card .model,
.course-card .type {
    position: absolute;
    top: 15px;
    right: 15px;
}

.course-card .rating {
    position: absolute;
    top: 130px;
    right: 15px;
}

.course-card .rating .layui-icon {
    color: #ffb800;
    font-size: 14px;
}

.course-card .cover {
    overflow: hidden;
}

.course-card .cover img {
    width: 275px;
    height: 155px;
    transition: all 0.6s;
}

.course-card .cover img:hover {
    transform: scale(1.2);
}

.course-card .info {
    padding: 10px;
}

.course-card .title {
    margin-bottom: 10px;
}

.course-card .meta {
    color: #666;
    font-size: 12px;
}

.course-card .meta span {
    margin-right: 10px;
}

.course-card .meta span:last-child {
    margin-right: 0;
}

.course-card .origin-price {
    text-decoration: line-through;
}

.course-card .price {
    color: red;
}

.course-card .free {
    color: green;
}

.course-card .order,
.course-card .share {
    cursor: pointer;
}

.filter-toggle {
    text-align: center;
    margin-top: -10px;
    margin-bottom: 10px;
    cursor: pointer;
}

.filter-wrap {
    margin-bottom: 20px;
}

.filter-group {
    display: flex;
    height: 40px;
    line-height: 40px;
    padding-bottom: 5px;
}

.filter-group .title {
    width: 50px;
    font-weight: 700;
}

.filter-group .content a {
    margin-right: 15px;
}

.filter-sort {
    padding: 10px 20px;
}

.filter-sort a {
    margin-right: 20px;
}

.course-meta {
    display: flex;
}

.course-meta .cover {
    position: relative;
    width: 270px;
    height: 150px;
    margin-right: 10px;
}

.course-meta .info {
    width: 580px;
    padding-top: 5px;
}

.course-meta .cover img {
    width: 100%;
    height: 100%;
}

.course-meta .cover .model {
    position: absolute;
    top: 15px;
    right: 15px;
}

.course-meta .info .item {
    line-height: 35px;
}

.course-meta .info .key {
    margin-right: 5px;
}

.course-meta .info .value {
    margin-right: 5px;
    color: #666;
}

.course-meta .info .price {
    color: red;
}

.course-meta .info .origin-price {
    text-decoration: line-through;
}

.course-meta .info .free {
    color: green;
}

.course-meta .ratings {
    padding-top: 5px;
}

.course-meta .ratings .item {
    line-height: 40px;
}

.course-meta .ratings .name {
    margin-right: 5px;
}

.course-meta .ratings .layui-rate {
    padding: 0;
    margin-top: -8px;
}

.course-meta .ratings .layui-icon {
    font-size: 16px;
}

.course-meta .ratings .score {
    color: #666;
}

.layui-tabs-header li {
    position: relative;
}

.layui-tabs-header .tab-count {
    position: absolute;
    top: -10px;
    padding-left: 5px;
    font-size: 12px;
    color: #666;
}

.course-tab {
    margin: 0;
}

.course-tab .layui-tabs-body {
    padding: 20px 0;
}

.course-tab .loading {
    text-align: center;
    padding: 15px;
}

.course-tab .loading .layui-icon {
    font-size: 30px;
}

.lesson-list .allow {
    cursor: pointer;
}

.lesson-list .deny {
    cursor: default;
}

.lesson-item {
    display: flex;
    justify-content: space-between;
    line-height: 35px;
    padding: 0 10px;
}

.lesson-item:hover {
    background-color: #f2f2f2;
}

.lesson-item .title {
    margin-right: 5px;
}

.lesson-item .model {
    margin-right: 5px;
}

.lesson-item .lock {
    margin-right: 5px;
}

.lesson-item .study-time {
    margin-right: 5px;
    color: green;
}

.lesson-item .flag {
    padding: 2px 3px;
    margin-right: 5px;
    font-size: 12px;
}

.lesson-item .flag-free {
    border: 1px solid red;
    color: red;
}

.review-card .info {
    position: relative;
}

.review-card .rating,
.consult-card .more {
    position: absolute;
    top: 0;
    right: 0;
}

.review-card .rating .layui-icon {
    color: orange;
    font-size: 12px;
}

.sidebar-card .layui-card-header {
    text-align: center;
}

.sidebar-user-card {
    display: flex;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #f6f6f6;
}

.sidebar-user-card:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.sidebar-user-card .avatar {
    margin-right: 10px;
}

.sidebar-user-card .avatar img {
    width: 48px;
    height: 48px;
    border-radius: 100%;
}

.sidebar-user-card .info {
    line-height: 24px;
}

.sidebar-user-card .info .title {
    color: #666;
    font-size: 12px;
}

.sidebar-course-card {
    display: flex;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #f6f6f6;
}

.sidebar-course-card:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

.sidebar-course-card .cover {
    width: 90px;
    height: 50px;
    margin-right: 10px;
}

.sidebar-course-card .cover img {
    width: 100%;
    height: 100%;
}

.sidebar-course-card .info {
    width: 200px;
    color: #666;
    font-size: 12px;
    overflow: hidden;
}

.sidebar-course-card .title {
    margin-top: 5px;
    margin-bottom: 5px;
    white-space: nowrap;
}

.sidebar-course-card .meta span {
    margin-right: 10px;
}

.sidebar-course-card .meta .price {
    color: red;
}

.sidebar-course-card .meta .free {
    color: green;
}

.sidebar-chapter-list {
    height: 405px;
    overflow-y: auto;
}

.sidebar-lesson-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.sidebar-lesson-list .active {
    background-color: black;
    color: white;
}

.sidebar-lesson-list .allow {
    cursor: pointer;
}

.sidebar-lesson-list .deny {
    cursor: default;
    color: #f6f6f6;
}

.sidebar-chapter {
    margin-top: 20px;
    margin-bottom: 20px;
    color: #333;
}

.sidebar-lesson {
    width: 20px;
    height: 20px;
    padding: 10px;
    line-height: 20px;
    text-align: center;
    border: 1px solid #f6f6f6;
    box-shadow: 0 1px 1px 0 rgba(0, 0, 0, .05);
}

.player-wrap {
    width: 760px;
    height: 428px;
    margin-bottom: 20px;
    background: black;
    position: relative;
}

.dplayer {
    width: 760px;
    height: 428px;
}

.play-mask {
    top: 50%;
    left: 50%;
    z-index: 8;
    position: absolute;
    margin-top: -48px;
    margin-left: -32px;
}

.play-mask .layui-icon-play {
    color: white;
    cursor: pointer;
    font-size: 64px;
}

.play-mask .layui-icon-play:hover {
    color: #00a4ff;
}

.vip-header {
    font-size: 18px;
    text-align: center;
    margin-bottom: 30px;
}

.vip-priv-list {
    padding: 30px;
    margin-bottom: 30px;
    text-align: center;
}

.vip-priv-list button {
    margin-right: 15px;
}

.vip-option-list {
    margin-bottom: 30px;
}

.vip-option-card {
    float: left;
    width: 100%;
    height: 170px;
    background-color: #fff;
    border-radius: 2px;
    text-align: center;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.vip-option-card .title {
    margin-top: 25px;
    margin-bottom: 15px;
    font-size: 18px;
}

.vip-option-card .price {
    margin-bottom: 20px;
    font-size: 20px;
    font-weight: 600;
    color: red;
}

.cart-item-card {
    display: flex;
    padding-bottom: 10px;
    margin-bottom: 10px;
    border-bottom: 1px dashed #ccc;
}

.cart-item-card:last-child {
    padding: 0;
    margin: 0;
    border-bottom: none;
}

.cart-item-card .cover {
    position: relative;
    margin-right: 10px;
}

.cart-item-card .cover .type {
    position: absolute;
    top: 15px;
    right: 15px;
}

.cart-item-card .cover img {
    width: 175px;
    height: 95px;
}

.cart-item-card p {
    line-height: 30px;
}

.cart-item-card .info span {
    margin-right: 5px;;
}

.cart-item-card .value {
    color: #666;
}

.cart-item-card .origin-price {
    text-decoration: line-through;
}

.cart-item-card .price {
    min-width: 70px;
    color: red;
}

.cart-stats {
    display: flex;
    justify-content: space-between;
}

.cart-stats .info {
    line-height: 38px;
}

.cart-stats .amount {
    color: red;
}

.cart-stats .pay-amount {
    font-size: 18px;
    font-weight: 700;
}

.cart-stats span {
    color: #666;
    margin-right: 15px;
}

.payment .header {
    padding-bottom: 15px;
    border-bottom: 1px solid #f6f6f6;
    line-height: 30px;
    text-align: center;
}

.payment .header span {
    color: #666;
    margin-right: 20px;
}

.payment .header .amount {
    color: red;
    font-size: 18px;
    font-weight: 700;
}

.payment .channel {
    margin-top: 50px;
    margin-bottom: 30px;
    text-align: center;
}

.channel .btn-pay {
    width: 200px;
    height: 80px;
    display: inline-block;
    line-height: 80px;
    margin-right: 15px;
    background-color: #f2f2f2;
}

.payment .footer {
    margin-bottom: 20px;
    text-align: center;
}

.payment .footer .tips {
    color: #999;
    font-size: 12px;
}

#pay-layer {
    padding-top: 50px;
}

#pay-layer .qrcode {
    text-align: center;
}

#pay-layer .qrcode img {
    border: 3px solid #999;
    padding: 10px;
}

#pay-layer .success-tips {
    color: green;
    text-align: center;
}

.account-wrap {
    padding-top: 40px;
    padding-bottom: 30px;
}

.account-form {
    width: 400px;
    margin: 0 auto;
}

.account-form .layui-input-block {
    margin-left: 0;
}

.account-form .verify-input-inline {
    width: 280px;
    margin-right: 10px;
}

.account-form .verify-btn-inline {
    width: 110px;
    margin-right: 0;
}

.account-form .agree {
    display: flex;
}

.account-form .agree .right {
    padding-top: 8px;
    color: #999;
}

.verify-btn-inline button {
    min-width: 100px;
    width: 100%;
}

.login-tab {
    margin: 0;
}

.login-tab .layui-tabs-header {
    text-align: center;
}

.login-tab .layui-tabs-body {
    padding-top: 30px;
}

.login-wrap .link {
    margin-bottom: 20px;
    font-size: 12px;
    text-align: center;
}

.login-wrap .link a {
    color: #999;
}

.login-wrap .link .separator {
    margin: 0 15px;
    color: #999;
}

.register-close-tips {
    padding: 50px;
    text-align: center;
    color: #999;
}

.user-profile {
    display: flex;
    align-items: center;
}

.user-profile .avatar {
    width: 96px;
    height: 96px;
    margin-right: 30px;
}

.user-profile .avatar img {
    width: 100%;
    height: 100%;
    border-radius: 100%;
}

.user-profile .info {
    flex: 1;
}

.user-profile .info h3 {
    padding-top: 5px;
    margin-bottom: 10px;
}

.user-profile .info p {
    margin-bottom: 10px;
    color: #666;
}

.user-profile .info span {
    color: #999;
    margin-right: 5px;
}

.user-profile .about {
    width: 400px;
    height: 70px;
    padding: 10px;
    color: #999;
    font-size: 12px;
    background-color: #f2f2f2;
}

.profile-info {
    min-height: 500px;
    padding-right: 400px;
}

.user-tab .layui-tabs-header {
    margin-bottom: 10px;
    text-align: center;
    border-bottom: none;
}

.user-tab .layui-tabs-body {
    padding: 10px 0;
}

.user-tab .loading {
    text-align: center;
    padding: 15px;
}

.user-tab .loading .layui-icon {
    font-size: 30px;
}

.user-tab .course-card .info {
    padding: 10px 8px;
}

.user-card {
    float: left;
    width: 100%;
    height: 200px;
    position: relative;
    text-align: center;
    background-color: #fff;
    border-radius: 2px;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.user-card .avatar {
    margin-top: 20px;
    margin-bottom: 15px;
}

.user-card .avatar img {
    width: 96px;
    height: 96px;
    border-radius: 100px;
    transition: 0.5s;
}

.user-card .avatar img:hover {
    transform: rotateY(180deg);
}

.user-card .name {
    padding: 0 10px;
    margin-bottom: 10px;
}

.user-card .title {
    color: #666;
}

.my-sidebar {
    width: 240px;
}

.my-content {
    width: 900px;
}

.my-avatar {
    width: 96px;
    height: 96px;
    border-radius: 100px;
}

.my-profile-card {
    margin-bottom: 15px;
    text-align: center;
}

.my-profile-card .avatar {
    margin-bottom: 10px;
}

.my-menu li {
    line-height: 30px;
    padding-left: 30px;
}

.my-nav {
    position: relative;
    line-height: 30px;
    padding-bottom: 10px;
    margin-bottom: 20px;
    border-bottom: 1px solid #e6e6e6;
}

.my-nav .title {
    margin-right: 20px;
    font-size: 16px;
}

.my-nav .sub-nav {
    margin-right: 0;
    position: absolute;
    top: 0;
    right: 0;
}

.my-nav a {
    margin-right: 20px;
}

.my-nav a:last-child,
.sub-nav a:last-child {
    margin-right: 0;
}

.my-content .section {
    margin-bottom: 20px;
}

.profile-form {
    width: 95%;
}

.wrap .layui-table {
    margin: 0;
}

.layui-table p {
    line-height: 2em;
}

.layui-table .center {
    text-align: center;
}

.review-table .title {
    width: 400px;
}

.review-table .content {
    width: 400px;
    color: #666;
}

.review-form .layui-rate {
    padding-top: 2px;
    padding-bottom: 6px;
}

.security-form {
    width: 600px;
}

.security-form .verify-input-inline {
    width: 360px;
}

.security-form .verify-btn-inline {
    width: 120px;
    margin-right: 0;
}

.security-item-list {
    margin-top: -20px;
}

.security-item {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px dashed #ccc;
    line-height: 80px;
}

.security-item:last-child {
    border-bottom: none;
}

.security-item .icon {
    margin-right: 15px;
}

.security-item .title {
    margin-right: 15px;
}

.security-item .summary {
    color: #666;
}

.my-summary {
    display: flex;
    justify-content: space-between;
}

.my-summary .profile-column {
    display: flex;
}

.my-summary .com-column {
    display: flex;
    justify-content: space-between;
    padding-top: 10px;
    width: 240px;
}

.my-summary .stat-column {
    display: flex;
    justify-content: space-between;
    padding-top: 10px;
    width: 360px;
}

.my-summary .avatar {
    margin-right: 20px;
}

.my-summary .avatar img {
    width: 80px;
    height: 80px;
    border-radius: 80px;
}

.my-summary .info {
    color: #999;
}

.my-summary .info .name {
    margin-top: 10px;
    margin-bottom: 15px;
}

.my-content .info .name span {
    margin-right: 5px;
}

.my-content .stat-card {
    text-align: center;
}

.my-content .stat-card .name {
    color: #999;
}

.my-summary .stat-card .count {
    height: 50px;
    line-height: 50px;
    font-size: 18px;
}

.my-stats .stat-card .count {
    height: 40px;
    line-height: 40px;
    font-size: 18px;
}

.my-online-list {
    display: flex;
    flex-wrap: wrap;
    padding: 20px 0;
}

.my-online-list .day {
    width: 30px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    font-size: 12px;
    background-color: #eee;
    color: white;
    border-radius: 30px;
    margin-right: 25px;
    margin-bottom: 15px;
}

.my-online-list .active {
    color: white;
    cursor: pointer;
    background-color: #5fb878;
}

.order-table {
    margin: 0;
}

.order-table span {
    margin-right: 10px;
}

.order-table em {
    font-style: normal;
}

.order-table .price {
    color: red;
}

.order-item {
    padding-bottom: 10px;
    margin-bottom: 10px;
    border-bottom: 1px solid #e6e6e6;
}

.order-item:last-child {
    padding-bottom: 0;
    margin-bottom: 0;
    border-bottom: none;
}

.order-item .price {
    color: red;
    font-style: normal;
}

/* 开哲现代简洁主题 */
:root { --kz-primary:#2563eb; --kz-ink:#172033; --kz-muted:#64748b; --kz-line:#e8edf5; --kz-bg:#f7f9fc; }
body { background:var(--kz-bg); color:var(--kz-ink); font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif; }
body.main { min-height:100vh; display:flex; flex-direction:column; }
#main { flex:1 0 auto; width:100%; box-sizing:border-box; }
#main.layui-main { min-height:calc(100vh - 180px); }
#main .layui-row { min-height:160px; }
#footer { flex:0 0 auto; margin-top:auto; }
.header { background:rgba(255,255,255,.94); border-bottom:1px solid var(--kz-line); box-shadow:0 2px 16px rgba(15,23,42,.04); }
.header .wrap { height:64px; display:flex; align-items:center; }
.header .logo a { color:var(--kz-ink); font-weight:700; font-size:20px; letter-spacing:.02em; }
.nav a, .nav-search, .nav-vip { color:#475569; transition:color .2s; }
.nav a:hover, .nav-search:hover, .nav-vip:hover { color:var(--kz-primary); }
.index-wrap, .course-list, .course-show, .vip-option-card, .layui-card { border:1px solid var(--kz-line); border-radius:14px; background:#fff; box-shadow:0 8px 24px rgba(15,23,42,.04); }
.index-wrap { padding:22px; margin-bottom:22px; }
.index-wrap .header, .vip-header { background:transparent; border:0; box-shadow:none; color:var(--kz-ink); font-size:20px; font-weight:700; }
.course-list .item, .course-card { transition:transform .2s, box-shadow .2s; }
.course-list .item:hover, .course-card:hover { transform:translateY(-3px); box-shadow:0 12px 28px rgba(15,23,42,.1); }
.layui-btn { border-radius:8px; background:var(--kz-primary); }
.layui-input, .layui-textarea, .layui-select { border:1px solid #dbe3ef; border-radius:8px; }
.footer { background:#fff; border-top:1px solid var(--kz-line); color:var(--kz-muted); }
#header { background:#fff; border-bottom:1px solid var(--kz-line); box-shadow:0 2px 16px rgba(15,23,42,.04); }
#header .logo a, #header a, #header .nav a, #header .nav-search, #header .nav-vip { color:#172033; }
#header a:hover, #header .nav a:hover, #header .nav-search:hover, #header .nav-vip:hover { color:#2563eb; }
#footer { background:#fff; color:#64748b; border-top:1px solid var(--kz-line); }
#footer span, #footer a, #footer .nav a, #footer .copyright span, #footer .copyright a, #footer .contact a { color:#475569; }
#footer a:hover, #footer .iconfont:hover { color:#2563eb; }
@media (max-width:768px) { .header .wrap{height:56px;padding:0 16px}.index-wrap{padding:16px;margin-bottom:16px}.layui-container{padding-left:16px;padding-right:16px} }
.kz-hero { margin:24px auto 28px; padding:64px 56px; border-radius:24px; color:#fff; background:linear-gradient(120deg,#0f172a 0%,#1d4ed8 60%,#38bdf8 100%); box-shadow:0 18px 45px rgba(30,64,175,.22); }
.kz-hero__eyebrow { color:#60a5fa; font-size:13px; font-weight:700; letter-spacing:.12em; text-transform:uppercase; }
.kz-hero h1 { margin:16px 0 12px; font-size:42px; line-height:1.25; letter-spacing:-.03em; }
.kz-hero h1 em { color:#93c5fd; font-style:normal; }
.kz-hero p, .kz-page-intro p { color:#cbd5e1; font-size:16px; }
.kz-hero__cta { margin-top:18px; padding:0 24px; background:#fff; color:#1d4ed8; }
.kz-page-intro { margin:24px auto; padding:28px 32px; border:1px solid var(--kz-line); border-radius:18px; background:#fff; }
.kz-page-intro h1 { margin:10px 0 6px; font-size:28px; }
.kz-page-intro p { color:var(--kz-muted); margin:0; }
@media (max-width:768px) { .kz-hero{padding:40px 24px;border-radius:18px}.kz-hero h1{font-size:30px}.kz-page-intro{padding:22px}.kz-page-intro h1{font-size:24px} }
.course-card { overflow:hidden; border:1px solid var(--kz-line); border-radius:16px; background:#fff; }
.course-card .cover { position:relative; overflow:hidden; background:#eaf0f8; }
.course-card .cover img { display:block; width:100%; aspect-ratio:16/9; object-fit:cover; transition:transform .35s; }
.course-card:hover .cover img { transform:scale(1.04); }
.course-card .info { padding:16px 18px 18px; }
.course-card .title a { color:var(--kz-ink); font-size:16px; font-weight:700; }
.course-card .meta { margin-top:12px; color:var(--kz-muted); font-size:13px; }
.course-card .price, .course-card .free { color:var(--kz-primary); font-weight:700; }
.index-carousel { overflow:hidden; border-radius:20px; box-shadow:0 12px 30px rgba(15,23,42,.1); }
.filter-wrap, .filter-sort { border:1px solid var(--kz-line); border-radius:14px; background:#fff; box-shadow:0 6px 18px rgba(15,23,42,.03); }
.filter-wrap { padding:18px 22px; margin-bottom:12px; }
.filter-group { padding:10px 0; border-bottom:1px solid #f1f5f9; }
.filter-group:last-child { border-bottom:0; }
.filter-group .title { width:56px; color:var(--kz-muted); font-weight:600; }
.filter-group .content a, .filter-sort a { display:inline-block; margin:0 6px 4px 0; padding:6px 12px; border-radius:999px; color:#475569; }
.filter-group .content a:hover, .filter-sort a:hover, .filter-group .content a.layui-btn, .filter-sort a.layui-btn { background:#dbeafe; color:#1d4ed8; }
.filter-sort { padding:12px 18px; margin-bottom:22px; }
.filter-sort a { font-size:13px; }
#course-list { min-height:240px; }
.kz-stat-strip { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-bottom:22px; }
.kz-stat-strip div { padding:18px; border:1px solid var(--kz-line); border-radius:14px; background:#fff; text-align:center; }
.kz-stat-strip strong { display:block; color:var(--kz-primary); font-size:24px; }
.kz-stat-strip span { display:block; margin-top:4px; color:var(--kz-muted); font-size:13px; }
.kz-feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-bottom:28px; }
.kz-feature-grid a { padding:22px; border:1px solid var(--kz-line); border-radius:16px; background:#fff; color:var(--kz-ink); transition:.2s; }
.kz-feature-grid a:hover { transform:translateY(-3px); box-shadow:0 12px 24px rgba(15,23,42,.08); }
.kz-feature-grid b, .kz-feature-grid span { display:block; }
.kz-feature-grid b { font-size:17px; }
.kz-feature-grid span { margin-top:8px; color:var(--kz-muted); font-size:13px; }
.kz-bottom-cta { padding:34px 24px; border-radius:20px; background:linear-gradient(120deg,#eff6ff,#dbeafe); text-align:center; }
.kz-bottom-cta h2 { margin:0 0 8px; font-size:24px; }
.kz-bottom-cta p { color:var(--kz-muted); margin:0 0 18px; }
.kz-path { margin-bottom:28px; }
.kz-section-title { display:flex; justify-content:space-between; align-items:center; margin-bottom:14px; font-size:21px; font-weight:800; }
.kz-section-title a { color:var(--kz-primary); font-size:13px; font-weight:600; }
.kz-path-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; }
.kz-path-grid a { position:relative; padding:22px; border:1px solid var(--kz-line); border-radius:16px; background:#fff; color:var(--kz-ink); overflow:hidden; }
.kz-path-grid a:after { content:""; position:absolute; width:80px; height:80px; right:-24px; bottom:-24px; border-radius:50%; background:#eff6ff; }
.kz-path-grid i { display:block; color:#93c5fd; font-style:normal; font-size:13px; font-weight:800; }
.kz-path-grid b,.kz-path-grid span { display:block; }
.kz-path-grid b { margin-top:12px; font-size:17px; }
.kz-path-grid span { margin-top:8px; color:var(--kz-muted); font-size:13px; }
@media (max-width:768px) { .kz-path-grid{grid-template-columns:1fr}.kz-section-title{font-size:19px} }
.vip-header { margin:28px auto 14px; max-width:1100px; }
.vip-option-list { max-width:1100px; margin:0 auto 24px; }
.vip-option-card { padding:24px; transition:.2s; }
.vip-option-card:hover { transform:translateY(-3px); box-shadow:0 14px 30px rgba(15,23,42,.1); }
.vip-option-card .title { color:var(--kz-ink); font-weight:700; font-size:18px; }
.vip-option-card .price { color:var(--kz-primary); font-size:28px; font-weight:800; margin:14px 0; }
.page-info { border:1px solid var(--kz-line); border-radius:18px; background:#fff; box-shadow:0 8px 24px rgba(15,23,42,.04); padding:30px; }
.page-info .title { font-size:30px; font-weight:800; color:var(--kz-ink); margin-bottom:20px; }
.kz-vip-hero { padding:44px 34px; margin:24px auto 28px; border-radius:22px; color:#fff; background:linear-gradient(120deg,#0f172a,#1d4ed8 65%,#38bdf8); box-shadow:0 16px 36px rgba(30,64,175,.2); }
.kz-vip-hero h1 { margin:12px 0 8px; font-size:34px; }
.kz-vip-hero p { margin:0; color:#dbeafe; }
.kz-vip-benefits { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin-bottom:24px; }
.kz-vip-benefits div { padding:20px; border:1px solid var(--kz-line); border-radius:15px; background:#fff; }
.kz-vip-benefits b,.kz-vip-benefits span { display:block; }
.kz-vip-benefits b { font-size:17px; }
.kz-vip-benefits span { margin-top:7px; color:var(--kz-muted); font-size:13px; }
.kz-vip-note { display:flex; gap:12px; padding:16px 20px; border-radius:14px; background:#eff6ff; color:#1e3a8a; }
.kz-vip-note span { color:#475569; }
@media (max-width:768px) { .kz-vip-hero{padding:34px 22px}.kz-vip-hero h1{font-size:28px}.kz-vip-benefits{grid-template-columns:1fr}.kz-vip-note{display:block}.kz-vip-note span{display:block;margin-top:5px} }
.kz-course-search { display:flex; align-items:center; gap:12px; padding:10px 14px; border:1px solid var(--kz-line); border-radius:14px; background:#fff; box-shadow:0 6px 18px rgba(15,23,42,.03); margin-bottom:16px; }
.kz-course-search .layui-icon { color:var(--kz-primary); font-size:20px; }
.kz-course-search input { flex:1; border:0; outline:0; font-size:15px; min-width:0; }
.kz-course-search button { flex:none; }
@media (max-width:768px) { .kz-stat-strip{grid-template-columns:repeat(2,1fr)}.kz-feature-grid{grid-template-columns:1fr}.kz-stat-strip{gap:8px}.kz-feature-grid{gap:10px} }
@media (max-width:768px) { .kz-course-search{padding:8px 10px}.kz-course-search button{padding:0 12px} }