.course-bar {
    position: absolute;
    width: 100%;
    height: 50%;
    background-position: 50%;
    background-color: hsla(0,0%,100%,.8);
    background-size: cover;
    -webkit-filter: blur(96px);
    filter: blur(96px);
    opacity: .1;
    z-index:0;
}

.course-head {
    display: flex;
    justify-content: space-between;
    padding:0 0 20px 0;
    width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.course-head .course-thumb {
    width: 380px;
    height: 260px;
}

.course-head .course-thumb .thumb {
    width: 100%;
    height: 260px;
    border-radius:10px;
}

.course-head .course-item {
    width: calc(100% - 410px);
    display: flex;
    flex-direction: column;
    justify-content: space-around;
}

.course-head .course-item h1 {
    font-size: 22px;
}

.course-head .course-item .desc {
    font-size:14px;
    color:#6c6c6c;
    line-height: 26px;
}

.course-head .course-item .we-item {
    display: flex;
    flex-direction: column;
}

.course-item .we-item .we-other {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 10px 0;
}

.course-item .we-item .we-other .levels {
    font-size: 14px;
    background:#FFF3DC;
    color:#CB913B;
    padding: 2px 10px;
    border-radius: 5px;
    margin-right: 10px;
}

.course-item .we-item .we-other .sales {
    margin-left:20px;
    font-size: 14px;
    color: #9c9c9c;
}

.course-item .we-item .we-price {
    padding:5px 10px;
    border-radius:5px;
    display: flex;
    align-items: center;
}

.course-item .we-item .we-price .now-price {
    color: #9c9c9c;
    font-size: 14px;
    display: flex;
    align-items: center;
}

.course-item .we-item .we-price .now-price .label {
    padding-right:5px;
}

.course-item .we-item .we-price .now-price .price {
    color: #f00;
    font-size: 22px;
    position: relative;
}

.course-item .we-item .we-price .now-price .pre {
    padding-left:10px;
}

.course-item .we-item .we-price .now-price .pre::before {
    position: absolute;
    content:'¥';
    left:0;
    font-size:14px;
    bottom:2px;
}

.we-price .svip-price {
    margin:0 0 0 30px;
    display: flex;
    align-items: center;
}

.we-price .svip-price .ico-vip {
    background-color:#000;
    color:#fff3c6;
    padding:2px 6px;
    border-radius:5px;
    font-size:12px;
}

.we-price .svip-price .price {
    font-weight: bold;
    padding-left:5px;
    font-size:16px;
}

.course-item .we-item .we-price .cost-price {
    color: #9c9c9c;
    font-size: 14px;
    text-decoration: line-through;
    padding-left: 30px;
}

.course-item .btn-menu {
    padding: 10px 0 10px 0;
    position: relative;
    display: flex;
    align-items: center;
}

.course-item .btn-menu button {
    color: #fff;
    border-radius: 10px;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
}

.course-item .btn-menu button:hover {
    opacity: 0.9;
}

.course-item .btn-video {
    background-color: #46C37B;
    border-radius: 40px!important;
}

.course-item .btn-video .icon {
    font-size:21px;
    padding-right:5px;
}

.course-item .btn-video a {
    padding: 15px 50px;
    color: #fff;
    display: flex;
    align-items: center;
}

.course-item .btn-free {
    background-color: #FFB400;
    padding: 15px 45px;
}

.course-item .btn-free .icon {
    padding-right:5px;
    font-size:18px;
}

.course-item .btn-buy {
    margin-left: 20px;
    padding: 15px 45px;
    background-color: #FF8C00;
}

.course-item .btn-buy .icon {
    padding-right:5px;
    font-size:18px;
}

.course-item .btn-code {
    border: #96ceff 1px solid;
    color: #0095FF !important;
    background-color: #fff;
    padding: 15px 30px;
    margin-right: 20px;
}

.course-item .btn-code .icon {
    padding-right:5px;
    font-size:20px;
}

.course-item .btn-down {
    background-color: #46C37B;
}

.course-item .btn-down .icon {
    font-size:20px;
}

.course-item .btn-down a {
    padding: 15px 50px;
    display: block;
    color: #fff;
}

.course-item img {
    display: block;
    max-width:100%;
}

.course-favs {
    position: absolute;
    right: 5%;
    top: 40%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.course-favs .icon {
    font-size: 18px;
}

.course-favs .icon-shoucang11 {
    color: #9c9c9c;
}

.course-favs .icon-shoucang1 {
    color: #FF8D00;
}

.course-favs .name {
    font-size: 12px;
    color: #9c9c9c;
}

.course-content {
    position: relative;
    display: flex;
    justify-content: space-between;
    width:1300px;
    margin:0 auto;
}

.course-content .course-main {
    width: calc(100% - 360px);
    background-color: #fff;
    padding: 10px 20px 50px 20px;
}

.course-content .tab-title {
    height:50px;
    line-height:50px;
    border-bottom:#eee 1px solid;
    position: relative;
}

.course-content .tab-title .qrcode {
    position: absolute;
    right:10px;
    top:0;
    cursor: pointer;
    color:#9c9c9c;
}

.course-content .tab-title #qrcode-img {
    display: none;
    position: absolute;
    top:40px;
    right:0;
    background-color:#fff;
    padding:10px;
    border:#eee 1px solid;
    z-index:9;
    border-radius:10px;
    box-shadow: 0 3px 12px rgba(0,36,153,.03);
}

.course-content .tab-title ul {
    display: flex;
    align-items: center;
    margin:0;
    padding:0;
}

.course-content .tab-title li {
    height:50px;
    line-height:50px;
    font-size:16px;
    padding:0 25px;
    position: relative;
    cursor: pointer;
}

.course-content .tab-title li.on {
    color:#000;
    font-weight: bold;
}

.course-content .tab-title li.on::after {
    position: absolute;
    content: '';
    left:35%;
    right:35%;
    bottom:-1px;
    height:4px;
    background-color: #FF8C00;
    border-radius:10px;
}

.course-cont .card-list {
    background-color:#f8f8f8;
    border-radius:10px;
    padding:15px 20px;
    margin-top:20px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.course-cont .card-list .card-item {
    width:33%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-list .card-item .cdk-no {
    font-size:14px;
}

.card-list .card-item .btn-code {
    background-color:#46C37B;
    color:#fff;
    font-size:12px;
    padding:2px 8px;
    border-radius:5px;
    cursor: pointer;
}

.course-content .course-item {
    padding:20px 10px;
}

.course-item .video-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding:15px 10px;
    border-bottom:#f8f8f8 1px solid;
    cursor: pointer;
}

.video-item .icons {
    width:30px;
}

.video-item .icons .icon {
    color:#c9c9c9;
}

.video-item .info {
    width:85%;
}

.video-item .info .name {
    font-size:14px;
    color:#3c3c3c;
}

.video-item .info .time {
    padding-top:5px;
    font-size:14px;
    color:#6c6c6c;
}

.video-item .status {
    width:10%;
    text-align: right;
}

.video-item .status .label-try {
    background-color:#FFF5DF;
    font-size:12px;
    color:#FF8C00;
    padding:2px 10px;
    border-radius:10px;
}

.video-item .status .label-lock {
    color:#c9c9c9;
    font-size:18px;
}

.course-main .we-head {
    border-bottom: #eee 1px solid;
    padding: 5px 5px;
    position: relative;
}

.course-main .we-head .qrcode {
    position: absolute;
    right:10px;
    top:12px;
    cursor: pointer;
    color:#9c9c9c;
}

.course-main .we-head #qrcode-img {
    display: none;
    position: absolute;
    top:20px;
    right:0;
    background-color:#fff;
    padding:10px;
    border:#eee 1px solid;
    z-index:9;
    border-radius:10px;
    box-shadow: 0 3px 12px rgba(0,36,153,.03);
}

.course-main .we-head .level {
    background-color: #FFC011;
    color: #fff;
    padding: 2px 5px;
    border-radius: 3px;
}

.course-main .we-head .title {
    font-size: 18px;
    font-weight: bold;
}

.scroll-notice {
    display: inline-block;
    margin-left: 15px;
    vertical-align: middle;
    width: 200px;
    height: 24px;
    overflow: hidden;
    position: relative;
}

.scroll-notice-content {
    position: absolute;
    width: 100%;
}

.scroll-notice-item {
    height: 24px;
    line-height: 24px;
    font-size: 12px;
    color: rgba(255, 107, 0, 0.6);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.course-main .we-head .we-item {
    padding: 10px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.course-main .we-head .we-item .we-price {
    color: #f50;
    font-size: 24px;
}

.course-main .we-head .we-item .cost-price {
    color: #9c9c9c;
    font-size: 14px;
    text-decoration: line-through;
    padding-left: 15px;
}

.course-main .we-head .we-item .we-other {
    font-size: 14px;
}

.course-main .we-head .we-item .sales {
    color: #6c6c6c;
}

.course-main .we-head .we-item .date {
    color: #6c6c6c;
}

.we-content img {
    display: block;
    max-width: 100%;
    margin: 5px auto;
}

.we-content .line-lock {
    text-align: center;
    position: relative;
    margin-top: 30px;
}

.we-content .line-lock span {
    background-color: #fff;
    position: relative;
    z-index: 9;
    font-size: 14px;
    padding: 2px 5px;
    color: #3a75ff;
}

.we-content .line-lock i {
    padding-right: 5px;
    color: #3a75ff;
    font-size: 18px;
}

.we-content .line-lock::after {
    position: absolute;
    content: '';
    left: 0;
    right: 0;
    bottom: 8px;
    border-bottom: #eee 1px solid;
    z-index: 1;
}

.share-bar {
    margin: 50px auto;
}

.social-share {
    text-align: center;
}

.we-content .we-work {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.we-content .we-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-bottom: 15px;
}

.we-work .ctl-favs {
    width: 50px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background-color: #FFCE4E;
    border-radius:10px;
}

.we-work .ctl-favs:hover {
    opacity: 0.8;
}

.we-work .ctl-favs .favs {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.we-work .ctl-favs .favs .icon {
    font-size: 18px;
}

.ctl-favs .favs .icon-shoucang1 {
    color: #333;
}

.we-work .ctl-favs .favs .name {
    font-size: 12px;
}

.we-work .annex {
    padding-left: 0;
    width: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.we-work .ctl-button {
    width: 215px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.we-work .ctl-button button {
    width: auto;
    min-width: 150px;
    height: 50px;
    cursor: pointer;
}

.we-work .ctl-button button:hover {
    opacity: 0.85;
}

.we-work .ctl-button .btn-free {
    background-color: #FFB400;
    color: #fff;
    border-radius: 40px;
    margin-right:10px;
    flex: 1;
    height: 50px;
    cursor: pointer;
}

.we-work .ctl-button .btn-buy {
    flex: 1;
    height: 50px;
    line-height:50px;
    cursor: pointer;
    color: #fff;
    background-color: #3a75ff;
    font-weight: bold;
    font-size:16px;
    border-radius: 40px;
    text-align: center;
}

.we-work .ctl-button .btn-buy:hover {
    opacity: 0.85;
}

.we-work .ctl-button .btn-buy .icon {
    font-size:20px;
    padding-right:5px;
}

.course-side {
    background-color: #fff;
    width: 300px;
}

.course-side h3 {
    font-size: 20px;
    height: 84px;
    line-height: 84px;
    padding-left: 20px;
    position: relative;
    font-weight: bold;
}

.course-side h3::after {
    position: absolute;
    content: '';
    left: 5%;
    right: 5%;
    bottom: 0;
    border-bottom: #eee 1px solid;
}

.course-side .side-cont {
    padding: 10px 40px;
    margin: 0;
}

.course-side .side-cont li {
    display: flex;
    align-items: center;
    flex-direction: column;
}

.course-side .side-cont img {
    width: 240px;
    height: 165px;
    border-radius: 5px;
}

.course-side .side-cont .title {
    width: 100%;
    font-size: 14px;
    padding: 10px 0;
}

.course-side .side-cont .sub-title {
    width: 100%;
    align-items: center;
    justify-content: space-between;
}

.course-side .side-cont .sub-title .price {
    color: #f00;
}

.course-side .side-cont .sub-title .sales {
    color: #9c9c9c;
    font-size: 12px;
}

.course-content .course-tips {
    margin:20px auto;
    background-color: #f8f8f8;
    font-size:12px;
    padding:15px 15px;
    border-radius:10px;
    color:#A1A9B2;
    line-height:200%;
}

.course-resource-list {
    margin: 20px auto;
    background-color: #fff;
    border-radius: 10px;
    padding: 20px;
}

.course-resource-list h3 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.course-resource-list .resource-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.course-resource-list .resource-grid li {
    background-color: #f9f9f9;
    border-radius: 8px;
    padding: 15px;
    transition: all 0.3s ease;
}

.course-resource-list .resource-grid li:hover {
    background-color: #fcfdff;
    box-shadow: 0px 1px 0px #0084ff;
}

.course-resource-list .resource-grid li a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.course-resource-list .resource-title {
    font-size: 14px;
    color: #333;
    line-height: 1.5;
    margin-bottom: 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.course-resource-list .resource-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
}

.course-resource-list .resource-info .price {
    color: #f00;
    font-weight: bold;
}

.course-resource-list .resource-info .sales {
    color: #999;
}

.course-resource-list .resource-info .date {
    color: #999;
}

.btn-download-inline {
    display: inline-block;
    background-color: #46C37B;
    color: #fff;
    padding: 10px 30px;
    border-radius: 5px;
    text-decoration: none;
}

.img-display-block {
    display: block;
}

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

.display-none {
    display: none;
}

.btn-download-blue {
    display: inline-flex;
    align-items: center;
    background-color: #3a75ff;
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
}

.btn-download-blue:hover {
    color: #fff;
}

.icon-download-inline {
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
    margin-right: 5px;
}

.sub-title-margin {
    margin-bottom: 15px;
}

.btn-download-flex {
    display: inline-flex;
    align-items: center;
    background-color: #3a75ff;
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
}

.btn-download-flex .icon-flex {
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
    margin-right: 5px;
}

.course-item-hidden {
    display: none;
}

@media screen and (max-width: 768px) {
    .course-head {
        width: 100%;
        flex-direction: column;
        padding: 15px;
        box-sizing: border-box;
    }

    .course-head .course-thumb {
        width: 100%;
        height: auto;
    }

    .course-head .course-thumb .thumb {
        height: auto;
        border-radius: 8px;
    }

    .course-head .course-item {
        width: 100%;
        margin-top: 15px;
    }

    .course-head .course-item h1 {
        font-size: 18px;
        line-height: 1.4;
    }

    .course-head .course-item .desc {
        font-size: 13px;
        line-height: 1.6;
    }

    .course-item .we-item .we-price .now-price .price {
        font-size: 18px;
    }

    .we-price .svip-price {
        margin: 0 0 0 15px;
    }

    .course-item .btn-menu {
        flex-wrap: wrap;
        gap: 10px;
    }

    .course-item .btn-menu button {
        width: 100%;
        justify-content: center;
        padding: 12px 20px;
        font-size: 16px;
    }

    .course-item .btn-video a,
    .course-item .btn-down a {
        padding: 12px 20px;
        justify-content: center;
    }

    .course-item .btn-code {
        margin-right: 0;
        margin-bottom: 10px;
    }

    .course-item .btn-buy {
        margin-left: 0;
        margin-bottom: 10px;
    }

    .course-favs {
        position: fixed;
        right: 15px;
        top: 50%;
        z-index: 100;
    }

    .course-content {
        width: 100%;
        flex-direction: column;
        padding: 0 15px;
        box-sizing: border-box;
    }

    .course-content .course-main {
        width: 100%;
        padding: 15px;
        border-radius: 8px;
    }

    .course-content .tab-title {
        height: auto;
        line-height: normal;
        flex-wrap: wrap;
    }

    .course-content .tab-title ul {
        display: flex;
        overflow-x: auto;
        white-space: nowrap;
    }

    .course-content .tab-title li {
        padding: 12px 15px;
        font-size: 14px;
        flex-shrink: 0;
    }

    .course-content .tab-title li.on::after {
        left: 30%;
        right: 30%;
    }

    .course-item .video-item {
        padding: 12px;
    }

    .video-item .icons {
        width: 25px;
    }

    .video-item .info {
        width: calc(100% - 60px);
    }

    .video-item .status {
        width: 35px;
    }

    .course-cont .card-list {
        flex-direction: column;
    }

    .course-cont .card-list .card-item {
        width: 100%;
        margin-bottom: 10px;
    }

    .course-side {
        width: 100%;
        margin-top: 15px;
    }

    .course-side .side-cont img {
        width: 100%;
        height: auto;
    }

    .course-resource-list .resource-grid {
        grid-template-columns: 1fr;
    }

    .we-content .we-work {
        flex-direction: column;
    }

    .we-content .we-slide {
        width: 100%;
    }

    .we-work .ctl-button {
        width: 100%;
    }

    .we-work .ctl-button button {
        width: auto;
        min-width: 150px;
    }
}