/* ----------------------------------- 微课模块样式  ----------------------------------- */
/* -------------------- common -------------------- */
.fl { float: left; }
.fr { float: right; }
.clearfix::after { content: ""; display: block; clear: both; }
/* 头部 */
#full-height-container #header {width: 100%;height: 80px;}
#full-height-container .fixed-header-item {position: fixed;height: 80px;top: 0px;width: 100%;z-index: 1000;background: #F9F9f9;}
#full-height-container #header_index {width: 100%;min-width: 1140px;padding: 0 20px;height: 80px;line-height: 80px;box-sizing: border-box;}
#full-height-container #header-l,#full-height-container #header-r {height: 80px;}
#full-height-container #header-l li {padding: 0;white-space: normal;}
#full-height-container .qrcode-box {left: -182px;}
#full-height-container .qrcode-box .j {left: 60%;}

/* VIP标签 */
.vipinfo-show {color: #4c3b1e;line-height: 20px;font-size: 0;}
.vipinfo-meta {background-color: #e6dab8;color: #4c3b1e;padding: 2px 4px;font-size: 13px;border-radius: 4px;}
.vipprice-tag {background-color: #4B4746;color: #FFDC95;border-radius: 4px 0 0 4px !important;}
.vipprice-price {font-size: 13px;padding: 3px 8px;background-color: #FFEBC3;border-radius: 0 4px 4px 0; color: #633B00;}

/* 收藏 */
.collection { position: absolute; bottom: -30px; right: 0; color: #666; font-size: 16px; cursor: pointer; user-select: none; -webkit-user-select: none; -moz-user-select: none; -moz-user-select: none; }
.collection i { font-size: 20px; }

/* -------------------- 微课首页、列表页样式 -------------------- */
/* 课程展示通用 */
.minicourse-content .course-item {
    margin-left: -30px;
}
.minicourse-content .course-item li {
    float: left;
    width: 21.5%;
    height: 265px;
    margin: 0 0 30px 40px;
    text-align: left;
}
.course-item .course-box {
    display: block;
    color: #333;
}
.course-item .course-img {
    position: relative;
    height: 150px;
    line-height: 150px;
    text-align: center; 
    background-color: #ddd;
    border-radius: 6px;
}
.course-item .course-box:hover .course-img {
    box-shadow: 0 3px 5px rgba(0,0,0,.3);
}
.course-item .course-img img {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 6px;
}
.course-item .course-view-number {
    position: absolute;
    right: 6px;
    bottom: 6px;
    background-color: rgba(0,0,0,.4);
    line-height: 18px;
    border-radius: 8px;
    padding: 0 6px;
    font-size: 12px;
    color: #fff;
    min-width: 30px;
}
.course-item .course-view-number .course-view-ico {
    display: inline-block;
    width: 16px;
    height: 16px;
    vertical-align: middle;
    background-image: url("//7n.w3cschool.cn/statics/images/w3c/course-view-ico.png");
    background-repeat: no-repeat;
    background-size: 12px 12px;
}
.course-item .course-body {
    padding: 0 6px;
}
.course-item .course-name {
    font-size: 16px;
    color: #333;
    padding-top: 10px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}
.course-item .course-desc {
    box-sizing: content-box;
    line-height: 20px;
    height: 40px;
    font-size: 13px;
    color: #666;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    padding: 8px 0px 0px;
}
.course-item .course-price {
    padding-top: 8px;
    font-size: 15px;
    color: #fe6a00;
}
.course-item .curprice-black {
    color: #333;
}
.course-item .course-price .pre-price {
    font-size: 13px;
    color: #666;
}
.course-tag {
    position: absolute;
    right: 0;
    top: 0;
    padding: 3px 5px;
    color: #fff;
    line-height: 20px;
    border-top-left-radius: 8px;
    border-bottom-left-radius: 4px;
}
.sale-tag {
    padding: 1px 2px;
    border: 1px solid #ff5900;
    border-radius: 2px;
    font-size: 13px;
    color: #ff5900;
}
.new-course-tag {
    position: absolute;
    background-color: #f03d31;
    border: 2px solid #fff;
    border-radius: 12px;
    top: -8px;
    left: -8px;
    z-index: 10;
    font-family: dincondm;
    font-size: 12px;
    color: #fff;
    line-height: 20px;
    padding: 0 8px;
}
.course-label {
    position: absolute;
    bottom: 8px;
    left: 8px;
    font-size: 12px;
    color: #fff;
    line-height: 16px;
}
.course-label .mark {
    display: inline-block;
    background-color: rgba(0,0,0,.4);
    border-radius: 12px;
    padding: 4px 8px;
    font-weight: normal;
}
.more-btn {
    font-size: 16px;
    color: #fe6a00;
}
.more-btn:hover {
    color: #f16500;
}
.go-btn {
    display: inline-block;
    width: 180px;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    background-color: #f5c607;
    border: 1px solid #f5c607;
    color: #fff;
    border-radius: 4px;
    text-align: center;
}
.go-btn:hover {
    background-color: #eaad06;
    border: 1px solid #eaad06;
    color: #fff;
}
/* 微课首页 */
.minicourse-banner {
    position: relative;
    width: 100%;
    min-width: 1140px;
    /*min-height: 300px;
    background: #1cbc80 url("//7nsts.w3cschool.cn/images/w3c/minicourse-banner.png") no-repeat center center;*/
}
.minicourse-banner img {
    max-width: 100%;
}
.section {
    margin: 30px 0;
    overflow: hidden;
    text-align: center;
}
.secion-title {
    position: relative;
    margin-bottom: 40px;
    font-size: 28px;
    font-weight: 500;
    color: #333;
}
.section .intro {
    line-height: 30px;
    font-size: 18px;
    color: #444;
}
.section .intro b {
    color: #ff5200;
}
.item-content2 {
    background: #7487fd; 
    background: -webkit-linear-gradient(to right, #c471ed, #12c2e9); 
    background: linear-gradient(to right,#c471ed, #12c2e9); 
}
.item-content2 .secion-title,.item-content2 .section .intro {
    color: #fff;
}
.clients-content {
    margin: 40px 0 0;
    overflow: hidden;
}
.clients-img {
    float: left;
    width: 55%;
    margin-right: 5%;
}
.clients-img img {
    display: block;
    width: 500px;
    vertical-align: middle;
}
.clients-item {
    float: right;
    width: 40%;
    text-align: left;
}
.clients-title {
    font-size: 24px;
    font-weight: normal;
    color: #fff;
    margin: 10px 0 20px;
}
.clients-item .intro {
    margin-bottom: 30px;
}
.app-qrcode {
    display: inline-block;
    margin-right: 5%;
}
.app-qrcode img {
    width: 160px;
    background-color: #FFF;
    border: 1px solid #ddd;
    padding: 5px;
    border-radius: 4px;
}
.app-qrcode p {
    margin: 10px 0 0;
    text-align: center;
    font-size: 16px;
    color: #fff;
}
.app-download-box {
    display: inline-block;
    vertical-align: top;
    margin-top: 10px;
}
.download-btn {
    display: block;
    width: 180px;
    height: 40px;
    line-height: 40px;
    background-color: #f5c607;
    color: #fff;
    font-size: 15px;
    border-radius: 6px;
    text-align: center;
    margin: 20px 0;
}
.download-btn:hover {
    background-color: #eaad06;
    color: #fff;
}
.section-bottom .secion-title span {
    margin: 0 8px;
    font-size: 36px;
    color: #d12610;
}
.section-bottom .intro {
    margin-bottom: 30px;
}
.section-bottom .go-btn {
    width: 350px;
}
.cert-content {
    margin: 60px 0 0;
    overflow: hidden;
    text-align: left;
}
.section-img {
    position: relative;
    float: left;
    width: 55%;
    margin-right: 5%;
}
.cert-demo {
    max-width: 600px;
    box-shadow: 0 2px 10px 0 rgba(0,0,0,0.16);
}
.section-img p {
    margin-top: 10px;
    font-size: 15px;
    color: #333;
}
.section-block {
    float: right;
    width: 40%;
}
.section-block h4 {
    font-size: 24px;
    font-weight: 500;
    color: #333;
}
.section-block p {
    line-height: 30px;
    font-size: 16px;
    color: #333;
    margin: 20px 0;
}
.cert-desc-box {
    margin: 0 0 40px;
}
.icon-cert-desc {
    display: inline-block;
    width: 64px;
    height: 64px;
    vertical-align: middle;
    margin-right: 10px;
}
.icon-cert-d1 {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-cert-d1.png") no-repeat center center;
}
.icon-cert-d2 {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-cert-d2.png") no-repeat center center;
}
.icon-cert-d3 {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-cert-d3.png") no-repeat center center;
}
/* 微课列表页 */
.step-title {
    position: relative;
    margin-bottom: 30px;
    text-align: center;
}
.step-title h2 {
    font-size: 26px;
    font-weight: 500;
    color: #333;
}
.step-title p {
    margin-top: 10px;
    font-size: 16px;
    color: #444;
}

/****** 微课介绍页 ******/
/* 课程信息 */
.courselist-banner {
    width: 100%;
    min-width: 1140px;
    min-height: 353px;
    background-color: #fff;
    /*box-shadow: 0 8px 16px 0 rgba(28,31,33,.1);*/
    border-bottom: 1px solid #ccc;
}
.courselist-banner .bread-nav {
    margin-bottom: 25px;
}
.courselist-banner .bread-nav-banner, .courselist-banner .bread-nav-banner a {
    color: #666;
    opacity: 1;
}
.courselist-banner .bread-nav-banner a:hover {
    color: #fe6a00;
}
.courselist-banner-content {
    margin-top: 10px;
}
.courselist-banner-l {
    float: left;
    position: relative;
}
.courselist-banner-l .cover-wrap {
    position: relative;
}
.courselist-banner-l img {
    display: block;
    width: 400px;
    /*height: 278px;*/
    background-color: #f5f5f5;
    border-radius: 4px;
    cursor: pointer;
}

.courselist-banner-l .cover-mask {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: -webkit-flex;
    -webkit-align-items: center;
    -webkit-jutify-content: center;
    -webkit-flex-direction: column;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    background: rgba(0, 0, 0, .6);
    cursor: pointer;
}
.courselist-banner-l .cover-mask .mask-text {
    font-size: 18px;
    color: #fff;
}
.courselist-banner-l .cover-mask .mask-icon {
    font-size: 44px;
    color: #fff;
    margin-bottom: 8px;
}
.courselist-tips-box {
    position: absolute;
    bottom: -30px;
    /* margin: 10px 0; */
    font-size: 14px;
    color: #666;
}
.courselist-tips-box li {
    display: inline-block;
    margin-right: 10px;
}
.tips-ico {
    display: inline-block;
    width: 20px;
    height: 20px;
    margin-right: 2px;
    vertical-align: middle;
}
.credit-card-ico {
    background: url("//7nsts.w3cschool.cn/images/w3c/credit-card-ico.png") no-repeat scroll 0% 0%;
}
.refund-ico {
    background: url("//7nsts.w3cschool.cn/images/w3c/refund-ico.png") no-repeat scroll 0% 0%;
}
.pay-note-ico {
    background: url("//7nsts.w3cschool.cn/images/w3c/pay-note-ico.png?t=190625") no-repeat scroll 0% 0%;
}
.exclusive-tag {
    position: absolute;
    left: 0;
    top: 10px;
    padding: 6px 10px;
    background-color: #2b99ff;
    color: #fff;
    font-size: 15px;
    border-top-right-radius: 4px;
    border-bottom-right-radius: 4px;
}
.courselist-banner-r {
    position: relative;
    margin-left: 438px;
    min-height: 250px;
}
.courselist-banner-r h2 {
    font-size: 26px;
    font-weight: 500;
}
.courselist-banner-meta {
    margin-top: 10px;
    padding-bottom: 6px;
    border-bottom: 1px solid #ddd;
    width: fit-content;
}
.courselist-banner-meta .get-banner-meta {
    display: -webkit-flex;
    -webkit-align-items: center;
    display: flex;
    align-items: center;
}
.courselist-banner-meta .get-banner-meta span {
    display: inline-block;
    font-size: 14px;
    color: #333;
}
.courselist-banner-meta .get-banner-meta a span {
    color: #f16500;
}
.courselist-banner-meta .get-banner-meta .c-line {
    display: inline-block;
    width: 1px;
    height: 18px;
    background-color: #bbb;
    margin: 0 10px;
    vertical-align: middle;
}
.courselist-banner-meta .get-banner-meta span > .icon {
    font-size: 18px;
    color: #9ca3aa;
    margin-right: 5px;
}
.get-cert-box {
    width: 500px;
    font-size: 14px;
    color: #666;
    /* border-top: 1px solid #ddd; */
    padding-top: 10px;
    margin-top: 10px;
}
.get-cert-box span {
    display: inline-block;
    vertical-align: middle;
}
.course-cert-ico {
    background: url("/statics/images/w3c/course-cert-ico.png") no-repeat center center;
    display: inline-block;
    width: 24px;
    height: 24px;
    vertical-align: middle;
    margin-right: 5px;
}
.get-cert-btn {
    /* display: inline-block; */
    display: -webkit-flex;
    -webkit-align-items: center;
    display: flex;
    align-items: center;
    color: #f16500;
}
.get-cert-btn:hover {
    color: #f16500;
}
.courselist-banner-info {
    margin-top: 20px;
    display: -webkit-flex;
    -webkit-flex-direction: column;
    display: flex;
    flex-direction: column;
}
.courselist-banner-info .get-courseprice-box {
    display: -webkit-flex;
    -webkit-align-items: center;
    display: flex;
    align-items: center;
    font-size: 26px;
    color: #fe6a00;
}
.courselist-banner-info .get-courseprice-box * {
    vertical-align: middle;
}
.courselist-banner-info .get-courseprice-box .show-price {
    display: -webkit-flex;
    -webkit-align-items: baseline;
    display: flex;
    align-items: baseline;
    margin-right: 15px;
}

.courselist-banner-info .curprice-black {
    color: #333;
    /* font-size: initial; */
}
.courselist-banner-info .pre-price {
    font-size: 16px;
    color: #666;
    margin-left: 10px;
}
.show-vipprice-box {
    display: inline-block;
    color: #4c3b1e;
    line-height: 25px;
    font-size: 0;
    margin-left: 15px;
}
.show-vipprice-box .vipinfo-meta {
    padding: 3px 6px;
}
.get-vipprice-box {
    position: relative;
    display: inline-block;
    width: 340px;
    line-height: 30px;
    background-color: rgba(237,124,48,0.1);
    border-radius: 4px;
    font-size: 16px;
    color: #333;
    padding-left: 10px;
    /* margin-left: 10px; */
}
.svip-box .vipprice-tips {
    color: #633B00;
    font-weight: 400;
    font-size: 14px;
}
.svip-box .vipprice-tips em {
    color: #FE6A00;
}
.allvip-box {
    background: linear-gradient(90deg, #4D4847 0%, #363231 100%);
}
.allvip-box .vipprice-tips {
    color: #FFDC95;
    font-weight: 400;
    font-size: 14px;
}
.allvip-box .vipprice-tips em {
    color: #FFC339;
}
.get-vipprice-box em {
    font-style: normal;
    color: #fe6a00;
}
.vipprice-btn {
    position: absolute;
    top: 6px;
    right: 10px;
    line-height: 20px;
    background: #FF2D3D;
    background: linear-gradient(90deg, #FF7544 0%, #FF2D3D 100%);
    padding: 0 6px;
    font-size: 13px;
    color: #fff;
    border-radius: 20px;
}
.all-vipprice-btn {
    background: linear-gradient(93deg, #5D5756 0%, #494544 100%);
    color: #FFDC95;
}
.vipprice-btn:hover {
    background: #3d3e43 !important;
    color: #bc986e;
}
.all-vipprice-btn:hover {
    background: #FF2D3D !important;
    color: #fff;
}
.course-discount {
    display: inline-block;
    background-color: #fff0e5;
    color: #fe6a00;
    border-radius: 4px;
    /* margin-top: 10px; */
    padding: 2px 8px;
    font-size: 13px;
}
.course-discount .discount-time {
    margin-left: 5px;
}
.courselist-banner-footer {
    position: absolute;
    bottom: 0;
    display: flex;
    align-items: center;
}
.courselist-banner-footer .footer-button {
    position: relative;
    box-sizing: border-box;
    min-width: 150px;
    height: 40px;
    padding: 0 32px;
    font-size: 16px;
    color: #333;
    line-height: 38px;
    text-align: center;
    border: 1px solid transparent;
    border-radius: 40px;
    cursor: pointer;
}
.courselist-banner-footer .footer-button-badge {
    position: absolute;
    top: -30px;
    left: 12px;
    padding: 0 8px;
    font-size: 14px;
    color: #fff;
    line-height: 1.5;
    white-space: nowrap;
    background-color: #ff3030;
    border-radius: 12px;
}
.courselist-banner-footer .footer-button-badge::after {
    content: '';
    position: absolute;
    bottom: -7px;
    left: 14px;
    border-left: 3px solid transparent;
    border-right: 6px solid transparent;
    border-top: 7px solid #ff3030;
}
.courselist-banner-footer .footer-button--ghost {
    color: #fe6a00;
    border-color: #fe6a00;
    transition: background-color 0.25s;
}
.courselist-banner-footer .footer-button--ghost:hover {
    background-color: rgba(237, 124, 48, 0.1);
}
.courselist-banner-footer .footer-button--primary {
    color: #fff;
    border-color: #fe6a00;
    background-color: #fe6a00;
}
.courselist-banner-footer .footer-button--vip {
    color: #fff;
    line-height: 40px;
    border: none;
    background-image: linear-gradient(90deg, #ff8330, #ff2d3d);
}
.courselist-banner-footer .footer-button--fvip {
    color: #ffe1a5;
    line-height: 40px;
    border: none;
    background-image: linear-gradient(90deg, #656565, #2d2a2a);
}
.courselist-banner-footer .footer-button--disable {
    border-color: #999;
    background-color: #999;
    cursor: not-allowed;
}
.courselist-banner-footer .footer-button + .footer-button {
    margin-left: 16px;
}

.courselist-banner-content .go-btn,.fixed-courseinfo-btn .go-btn {
    width: 150px;
    background-color: #FE6A00;
    border: 1px solid #FE6A00;
    transition: background-color 0.14s linear;
}
.courselist-banner-content .go-btn:hover,.fixed-courseinfo-btn .go-btn:hover {
    background-color: #e66000;
    border: 1px solid #e66000;
} 
.courselist-banner-content .login-btn,.courselist-banner-content .buy-btn,.fixed-courseinfo-btn .login-btn,.fixed-courseinfo-btn .buy-btn {
    background-color: #fe6a00;
    border: 1px solid #fe6a00;
}
.courselist-banner-content .login-btn:hover,.courselist-banner-content .buy-btn:hover,.fixed-courseinfo-btn .login-btn:hover,.fixed-courseinfo-btn .buy-btn:hover {
    background-color: #f16500;
    border: 1px solid #f16500;
}
.courselist-banner-content .try-btn,.fixed-courseinfo-btn .try-btn {
    background-color: #fff;
    border: 1px solid #fe6a00;
    color: #fe6a00;
    margin-left: 10px;
}
.courselist-banner-content .try-btn:hover,.fixed-courseinfo-btn .try-btn:hover {
    background-color: rgba(237,124,48,0.1);
    border: 1px solid #fe6a00;
}
.course-discuss-btn {
    display: inline-block;
    margin-left: 10px;
    font-size: 15px;
    color: #666;
}
.course-discuss-btn:hover {
    color: #333;
}
.courselist-banner-content .buy-btn {
    background: #fff;
    color: #FE6A00;
}
.courselist-banner-content .buy-btn:hover {
    background: rgba(237,124,48,0.1);
}
.courselist-banner-content .opening-btn {
    background: #FE6A00;
    color: #fff;
}
.courselist-banner-content .opening-btn:hover {
    background: #f16500;
}
.course-discuss-ico {
    background: url("//7nsts.w3cschool.cn/images/w3c/course-discuss-ico.png") no-repeat center center;
    display: inline-block;
    width: 24px;
    height: 24px;
    vertical-align: middle;
    margin-right: 5px;
}
/* 课程介绍、课程目录 */
.courselist-content {
    padding: 0px 0 25px;
}
.courselist-list {
    position: relative;
    float: left;
    width: 834px;
    background-color: #fff;
    box-shadow: 0 1px 1px rgba(0,0,0,0.1);
    min-height: 884px;
    margin-right: 15px;
}
.courselist-nav-tabs {
    height: 50px;
    line-height: 50px;
    border-bottom: 1px solid #ddd;
    padding: 5px 25px 0;
}
.courselist-nav-tabs li {
    position: relative;
    float: left;
    margin-right: 25px;
    cursor: pointer;
}
.courselist-nav-tabs li a {
    display: inline-block;
    padding: 0 15px;
    font-weight: 600;
    font-size: 16px;
    color: #333;
}
.courselist-nav-tabs li.active:after {
    position: absolute;
    left: 50%;
    bottom: 0;
    margin-left: -14px;
    content: "";
    background: #fe6a00;
    display: inline-block;
    width: 32px;
    height: 2px;
}
.courselist-nav-tabs li.active a,.courselist-nav-tabs li a:hover {
    color: #fe6a00;
}
.courselist-body {
    padding: 25px;
}
.courselist-title {
    font-size: 18px;
    color: #333;
    font-weight: bold;
    margin-bottom: 20px;
}
.courselist-title:before {
    content: "";
    background: #fe6a00;
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-right: 8px;
    margin-bottom: 2px;
    vertical-align: middle;
}
.courselist-d {
    display: none;
}
.courselist-d.active {
    display: block;
}
.courselist-detail p {
    color: #555 !important;
}
.icon-chapter-list {
    display: inline-block;
    width: 20px;
    height: 20px;
    vertical-align: middle;
    margin-right: 10px;
}
.icon-chapter-close {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-chapter-close.png?t=0629") no-repeat center center;
}
.icon-chapter-open {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-chapter-open.png?t=0629") no-repeat center center;
}
.icon-section-option {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-section-option.png?t=0817") no-repeat center center;
}
.icon-section-locked {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-section-locked.png?t=0817") no-repeat center center;
}
.icon-section-unlocked {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-section-unlocked.png?t=0817") no-repeat center center;
}
.icon-section-audio {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-section-audio.png") no-repeat center center;
}
.icon-section-video {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-section-video.png") no-repeat center center;
}
.icon-section-column {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-section-column.png?t=181025") no-repeat center center;
}
.icon-section-graphic {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-section-graphic.png") no-repeat center center;
}
.icon-section-package {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-section-package.png") no-repeat center center;
}
.icon-section-codecamp {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-section-codecamp.png") no-repeat center center;
}
.courselist-item { margin-bottom: 70px; }
.courselist-item:last-child { margin-bottom: 0; }
.courselist-item .chapter-item {
    margin-bottom: 25px;
}
.courselist-item .chapter-item h3 {
    position: relative;
    height: 42px;
    line-height: 42px;
    font-size: 15px;
    color: #333;
    background-color: #ededed;
    border-radius: 6px;
    padding: 0 15px;
    cursor:pointer;
    margin-bottom: 10px;
}
.courselist-item .chapter-item h3 .icon {
    float: right;
    font-size: 20px;
    color: #666;
    margin: 11px 6px;
}
.chapter-box {
    padding-left: 20px;
}
.chapter-box li {
    position: relative;
    height: 40px;
    line-height: 40px;
    margin-bottom: 8px;
    border-bottom: 1px dashed #ddd;
}
.chapter-box li a {
    display: block;
    font-size: 14px;
    color: #333;
    padding-right: 10px;
}
.chapter-box li a:hover,.chapter-box li a:hover .icon {
    color: #fe6a00;
}
.chapter-box li a .icon {
    font-size: 20px;
    color: #9ca3aa;
    margin-right: 5px;
}
.chapter-box li a .i-icon-locked,.chapter-box li a:hover .i-icon-locked {
    color: #c2c5cb;
}
.chapter-box li a .w3c-icon-correct {
    color: #4caf50;
}
.icon-section-right {
    float: right;
}
.preview-icon {
    display: inline-block;
    height: 22px;
    line-height: 22px;
    border: 1px solid #fe6a00;
    padding: 0 6px;
    border-radius: 4px;
    color: #fe6a00;
    font-size: 12px;
    font-weight: normal;
    margin: 9px 0;
}
.preview-hidden {
    display: none;
}
.chapter-box .lastlearn {
    color: #fe6a00;
    margin-right: 5px;
}
.chapter-box .media-duration {
    width: 48px;
    margin-left: 6px;
    color: #333;
}
.courselist-item .content-intro {
    padding: 0;
}
.downloadurl .go-btn {
    width: 140px;
    height: 40px;
    line-height: 40px;
    background-color: #fe6a00;
    border: 1px solid #fe6a00;
    font-size: 14px;
}
.downloadurl .go-btn:hover {
    background-color: #f16500;
    border: 1px solid #f16500;
}

/* 课程评价 */
.clearFix::after { content: ""; display: block; clear: both; }
#userevaluation { color: #333; }
#userevaluation .star-list li { float: left; width: 15px; height: 15px; margin: 0 2px; background: url(/statics/img/star-off.png) no-repeat center center/contain; }
#userevaluation .star-list li.hover,#userevaluation .star-list li.selected { background: url(/statics/img/star-on.png) no-repeat center center/contain; }
#userevaluation .user-avatar { float: left; overflow: hidden; border-radius: 50%; }
#userevaluation .user-avatar a,#userevaluation .user-avatar img { display: block; }
.user-evalinfo { overflow: hidden; margin-left: 64px; font-size: 14px; line-height: 1; }
.user-evalinfo .name { font-weight: 600; }
.user-evalinfo .name a { color: #333; }
.user-evalinfo .name a:hover { color: #fe6a00; }

.totalScore { background: #efefef; border-radius: 6px; margin-bottom: 25px; padding: 15px; }
.empty-totalScore {padding: 50px 15px;text-align: center;font-size: 16px;color: #666;}
.totalScore > div { float: left; }
.totalScore > .title { font-size: 16px; font-weight: 600; line-height: 1.4; }
.totalScore > .score { margin: 0 10px; color: #4c545c; font-size: 36px; font-weight: 800; line-height: 44px; }
.totalScore > .star { line-height: 44px; }
.totalScore > .star ul { display: inline-block; }

.eval-input .rate { padding-bottom: 25px; font-size: 15px; line-height: 1; }
.eval-input .rate > div { float: left; }
.eval-input .rate > .title {font-weight: 600;}
.eval-input .rate > .tip { margin-left: 10px; }
.eval-input .rate > .tip span { display: none; }
.eval-input .rate > .tip span.edit { cursor: pointer; }

.eval-input .textinput { display: none; overflow: hidden; margin-left: 64px; }
.eval-input .textinput.active { display: block; }
.eval-input .textinput textarea { display: block; box-sizing: border-box; width: 100%; padding: 10px; border: 1px solid #ccc; border-radius: 6px; color: #333; font-size: 14px; line-height: 1.4; }

.textinput .submitbox { float: right; padding: 15px 0; }
.textinput .submitbox button { padding: 8px 25px; border: none; border-radius: 5px; background-color: #fe6a00; color: #fff; font-size: 15px; outline: none; cursor: pointer; }
.textinput .submitbox button:hover { background-color: #f16500; }

.textinput .cancelEdit { display: none; float: right; width: 80px; margin-top: 15px; line-height: 36px; text-align: center; }
.textinput .cancelEdit span { font-size: 15px; cursor: pointer; }
.eval-input .rate > .tip span.edit:hover,.textinput .cancelEdit span:hover {color: #fe6a00;}
.eval-input .user-evalinfo { display: none; }
.eval-input .user-evalinfo.active { display: block; margin-top: -10px; padding: 5px 0 20px 0; }
.eval-input .user-evalinfo .advise { margin-top: 10px; }
.history-eval .eval-item-list { padding: 20px 0; border-top: 1px solid #ededed; }
.history-eval .user-evalinfo .top .name { float: left; }
.history-eval .user-evalinfo .top .star { float: right; }
.history-eval .user-evalinfo .top .star > * { float: left; }
.history-eval .user-evalinfo .top .star-score { margin-left: 6px; }
.history-eval .user-evalinfo .advise,.history-eval .user-evalinfo .date { margin-top: 16px; }
.history-eval .user-evalinfo .advise {line-height: 1.6}
.history-eval .user-evalinfo .date { font-size: 13px; color: #666; }

/* 吸顶头部 */
.fixed-item {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1001;
    height: 80px;
    line-height: 80px;
    background-color: #fff;
    border-bottom: 1px solid #ddd;
    box-shadow: 1px 1px 8px #ccc;
    display: none;
}
.fixed-wrapper {
    padding: 0;
}
.fixed-wrapper div {
    display: inline-block;
}
.fixed-item .courselist-nav-tabs {
    height: 80px;
    line-height: 60px;
    border-bottom: none;
    padding: 0;
}
.fixed-item .courselist-nav-tabs li {
    margin-right: 15px;
}
.fixed-item .fixed-courseinfo-price {
    margin-right: 20px;
    font-size: 18px;
    color: #fe6a00;
}
.fixed-item .fixed-courseinfo-price .curprice-black {
    color: #333;
}
.fixed-item .fixed-courseinfo-price .pre-price {
    font-size: 14px;
    color: #666;
}
.fixed-item .go-btn {
    width: 110px;
    height: 40px;
    line-height: 40px;
    font-size: 15px;
}
.fixed-courseinfo-item .fixed-courseinfo-price {
    line-height: 1;
    margin: 12px 20px 12px 0;
}
.fixed-courseinfo-item .get-vipprice-box {
    display: block !important;
    margin-left: 0;
    line-height: 30px;
    margin-top: 8px;
}
.fixed-courseinfo-item .vipprice-btn {
    top: 5px;
    line-height: 20px;
    padding: 0 6px;
}
.fixed-courseinfo-item .fixed-courseinfo-btn {
    float: right;
}

/* 课程介绍页右侧 */
.courselist-sidebar {
    float: left;
    width: 280px;
}
.courselist-sidebar .sidebar-box {
    background-color: #fff;
    box-shadow: 0 1px 1px rgba(0,0,0,0.1);
    padding: 20px 0;
    margin-bottom: 15px;
    overflow: hidden;
}
.courselist-sidebar .sidebar-box .abox {
    padding: 0 20px;
}
.courselist-sidebar .sidebar-head {
    display: -webkit-flex;
    -webkit-align-items: center;
    -webkit-justify-content: space-between;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #ebebeb;
    padding: 0 20px 15px;
    margin-bottom: 20px;
}
.courselist-sidebar .author-item, .courselist-sidebar .recom-list {
    padding: 0 20px;
}
.courselist-sidebar .sidebar-more {
    font-size: 12px;
    color: #999999;
    cursor: pointer;
}
.courselist-sidebar .sidebar-title {
    font-size: 18px;
    color: #333;
    font-weight: 600;
    /* margin-bottom: 15px; */
    /* border-bottom: 1px solid #ddd; */
    /* padding-bottom: 10px; */
}
.courselist-sidebar .sidebar-title::before {
    content: "";
    background: #fe6a00;
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-right: 8px;
    margin-bottom: 3px;
    vertical-align: middle;
}
.courselist-sidebar a:hover {
    color: #fe6a00;
}
.top-item li {
    height: 40px;
    line-height: 40px;
    margin-bottom: 10px;
}
.top-item li .top-num {
    display: inline-block;
    width: 20px;
    height: 20px;
    line-height: 20px;
    background-color: #a6a6a6;
    font-size: 13px;
    color: #fff;
    text-align: center;
    border-radius: 2px;
    margin-right: 6px;
    vertical-align: middle;
}
.top-item li .top-hot {
    background-color: #f5c607;
}
.top-item li img {
    display: inline-block;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    margin-right: 3px;
    vertical-align: middle;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}
.top-item li .top-uname {
    width: auto;
    max-width: 38%;
    display: inline-block;
    vertical-align: middle;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    font-size: 14px;
    color: #333;
}
.top-item li .top-uname:hover {
    color: #fe6a00;
}
.top-item li .top-meta {
    float: right;
    font-size: 13px;
    color: #666;
    text-align: right;
}
.top-item li .top-meta b {
    color: #d12610;
    margin: 0 3px;
}
.author-item {
    font-size: 14px;
    color: #666;
}
.author-avatar {
    float: left;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 2px solid #FFF;
    box-shadow: 0px 3px 3px rgba(193, 191, 192, 0.5);
}
.author-intro {
    margin-left: 70px;
    min-height: 60px;
}
.author-name {
    display: inline-block;
    margin-top: 5px;
    font-size: 16px;
    font-weight: 600;
    color: #333;
}
.icon-v {
    background: url("//7nsts.w3cschool.cn/images/w3c/gold-small.png") no-repeat 0px 0px;
    width: 18px;
    height: 18px;
    display: inline-block;
    margin-left: 3px;
    vertical-align: -3px;
}
.author-approveinfo {
    margin-top: 5px;
    /*word-wrap: normal;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;*/
}
.author-summary {
    margin-top: 15px;
    line-height: 1.7;
}
.recom-item li + li {
    margin-top: 15px;
}
.recom-course-img {
    float: left;
    width: 80px;
    height: 50px;
    border-radius: 6px;
    position: relative;
}
.recom-course-img img {
    width: 100%;
    height: 100%;
    border-radius: 6px;
}
.recom-course-content {
    margin-left: 95px;
    height: 50px;
}
.recom-course-name {
    display: block;
    font-size: 14px;
    color: #333;
    padding-top: 3px;
    word-wrap: normal;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    margin-bottom: 5px;
}
.recom-course-meta {
    font-size: 12px;
    color: #666;
}
.recom-course-price {
    font-weight: 600;
}
/* 课程评价 */
.star_score span{
    float: left; 
    width: 20px;
    height: 20px;
    background: url(/statics/img/star-off.png) no-repeat;
    background-size: 100%;
    cursor: pointer;
    position: relative;
    left: 0px;
}
.star_score span.active, .star_score span.select {
    background: url(/statics/img/star-on.png) no-repeat;
    background-size: 100%;
}

/****** 证书弹出模态框 ******/
.cert-area-main {
    position: fixed;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1200;
    overflow-y: scroll;
}
.cert-area-content {
    position: relative;
    width: 1000px;
    height: auto;
    min-height: 430px;
    margin: 0 auto;
    overflow: hidden;
    top: 10%;
    z-index: 1200;
    background-color: #fff;
    border-radius: 4px;
    -moz-border-radius: 4px;     
    -webkit-border-radius: 4px;
}
.cert-area-top {
    background-color: #fff;
    border-bottom: 1px solid #e5e5e5;
    padding: 15px;
}
.cert-area-title {
    font-size: 16px;
    color: #333;
}
.cert-area-close {
    float: right;
    width: 20px;
    height: 20px;
    font-weight: 700;
    text-align: center;
    color: #9e9e9e;
    text-shadow: 0 1px 0 #fff;
    cursor: pointer;
}
.cert-area-bg {
    position: relative;
    width: 1000px;
    height: 707px;
    background: url("/statics/images/w3c/minicourse-cert-bg.png") no-repeat;
    background-size: 1000px 707px;
    font-family: "SimHei";
}
.cert-area-container {
    position: relative;
    top: 30%;
    left: 8%;
    font-size: 24px;
    color: #333;
    max-width: 54%;
}
.cert-area-container .cert-uname {
    font-size: 40px;
    color: #000;
}
.cert-area-container .cert-meta {
    margin-top: 30px;
    line-height: 34px;
}
.cert-enmeta {
    margin-top: 20px;
    font-size: 20px;
    color: #666;
}
.cert-area-meta {
    position: absolute;
    bottom: 6%;
    left: 8%;
}
.cert-area-meta p {
    margin-top: 5px;
    font-size: 16px;
    color: #666;
}

/****** 微课做题页 ******/
.play-banner {
    width: 100%;
    min-width: 1129px;
    background: #43C6AC;
    background: -webkit-linear-gradient(to right, #43C6AC, #191654);  
    background: linear-gradient(to right, #43C6AC, #191654); 
}
.play-banner-content,.play-content {
    max-width: 960px;
    margin: 0 auto;
    position: relative;
}
.play-banner-content .section-title {
    margin: 0;
    padding-top: 20px;
    line-height: 1;
    font-size: 26px;
    font-weight: 500;
    color: #fff;
}
.nav-exam-courselist-time{
    position: absolute;
    right: 120px;
    top: 0;
    min-width: 110px;
    height: 38px;
    line-height: 36px;
    background-color: #e5e5e5;
    color: #333;
    border-radius: 4px;
    font-size: 15px;
    text-align: center;
}

/* 内容显示区域 */
.play-body #wrapper {
    /*margin: 0 auto 45px;*/
    padding-top: 45px;
}
.play-card-item {
    display: inline-block;
}
.play-card-list li {
    display: inline-block;
    margin-right: 10px;
}
.play-card-list li a {
    display: inline-block;
    min-width: 45px;
    font-size: 16px;
    color: #666;
    text-align: center;
}
.play-card-list li .active {
    background-color: #f5c607;
}
.play-card-list li a.locked {
    opacity: 0.6;
}
.play-card-list li .icon-content-title,.play-card-list li .icon-exam-title {
    width: 28px;
    height: 28px;
}
.play-card-list li .icon-content-title {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-content-title.png");
}
.play-card-list li .icon-exam-title {
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-exam-title.png");
}
.play-card-item span{
    margin:0 20px;
}

.play-item {
    padding: 20px 30px 40px;
    overflow: hidden;
     min-height: 400px; 
}
.play-title .content-title {
    font-size: 20px;
    color: #333;
}
.play-title .exam-title {
    font-size: 16px;
    color: #333;
    line-height: 1.7;
    font-weight: 500;
}
.play-title {
    padding-bottom: 10px;
    border-bottom: 1px solid #ddd;
}
.play-exam-content {
    margin-top: 30px;
    font-size: 15px;
    color: #333;
}
.play-exam-content .content-intro {
    padding: 0;
    font-size: 15px;
}
.play-exam-content .artplayer-wrapper {
    position: relative;
    padding-top: 56.25%;
}
.play-exam-content .artplayer-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}
.exam-btn-box {
    margin-top: 30px;
}
.btn-submit,.artTryrun-btn {
    display: inline-block;
    width: 150px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    background-color: #b5d1fa;
    color: #31285d;
    border-radius: 4px;
    font-size: 16px;
}
.exam-btn-jump {
    float: right; 
}
.exam-btn-jump:hover {
    opacity: 0.9;
    color: #31285d;
}
.btn-discussion{
    display: inline-block;
    width: 150px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    background-color: #e9e9e9;
    color: #333;
    border-radius: 4px;
    font-size: 16px;
}
.exam-btn-discussion{
    float: left; 
    opacity: 0.8;
}
.exam-btn-discussion:hover {
    opacity: 1;
    color: #3d3d3d;
}
.exam-choose {
    padding: 15px 20px;
    border: 1px solid #ccc;
    border-radius: 4px;
    margin-bottom: 15px;
    cursor: pointer;
}
.exam-choose .exam-option-content {
    vertical-align: top;
    white-space: pre-wrap;
    word-wrap: break-word;
    word-break: break-all;
    margin-left: 10px;
}
.exam-choose .checkbox, .exam-choose .radio {
    display: inline-block;
    font-size: 15px;
    text-align: left;
    cursor: pointer;
}
.exam-choose .checkbox input, .exam-choose .radio input {
    /*display: none;*/
}
.exam-choose .checkbox .icons,.exam-choose .radio .icons,.exam-option .icons {
    border: 1px solid #aaa;
    vertical-align: -3px;
    width: 20px;
    height: 20px;
    background: #fff;
    display: inline-block;
    border-radius: 2px;
    line-height: normal;
    position: relative;
}
.exam-choose .radio .icons,.exam-option .icons{
    border-radius: 50%;
}
.exam-choose .checkbox.checked .icons, .exam-choose .radio.checked .icons {
    border: 1px solid #1bcc68;
    background: #1bcc68;
}
.exam-option-content {
    display: inline-block;
}
.fill-box {
    display: inline-block;
    width: 54px;
    height: 32px;
    line-height: 32px;
    background-color: #fff;
    box-shadow: 1px 1px 5px #888;
    border-radius: 4px;
    text-align: center;
    padding: 0 5px;
    margin: 5px 3px;
}
pre .fill-box {
    background-color: #2d3143;
}
.fill-box-content {
    display: inline-block;
    width: 54px;
    height: 32px;
    line-height: 32px;
    background-color: #fff;
    /*border-radius: 4px;*/
    text-align: center;
    margin: 5px 3px;
    border-bottom: 3px solid #69bd1f;
    cursor: pointer;
}
pre .fill-box-content {
    background-color: #2d3143;
    border-color: #82acff;
}
.fill-box-content[data-aid] {
    border-color: #69bd1f;
}

.fill-box-content.err6 {
    border-color: #900 !important;
}
/*.fill-box-content[data-aid="0"] {
    border-color: #000;
}*/
pre .fill-box-content[data-aid="0"] {
    border-color: #82acff;
}
.input-box {
    border: none;
    text-align: left;
}
.fill-box:focus,.fill-box:hover {
    box-shadow: 1px 1px 5px #666;
}
.choose-fill-box {
    vertical-align: middle;
    width: auto;
    min-width: 54px;
}
.exam-choose-fill .fill-box {
    float: left;
    width: auto;
    min-width: 54px;
    margin: 10px 17px 10px 3px;
    color: #69bd1f;
    cursor: pointer;
}
.exam-choose-fill .fill-box.checked {
    color: #999;
}
.exam-drag-sort {
    margin-top: 5px;
    padding: 15px 25px;
    background-color: #eee;
    border-radius: 4px;
}
.exam-drag-sort:hover {
    box-shadow: 1px 1px 5px #888;
}
.exam-drag-sort span {
    display: inline-block;
    max-width: 90%;
    white-space: pre-wrap;
}
.play-drag-sort {
    background: url("//7nsts.w3cschool.cn/images/w3c/play-drag-sort.png");
    width: 25px !important;
    height: 25px !important;
    float: right;
    margin-right: 15px;
    margin-top: -2px;
}
#foo li:hover {
    cursor:move;
}
/* 上一题、下一题  */
.play-nav-box .nav {
    position: absolute;
    top: 100px;
    opacity: 0.8;
}
.play-nav-box .nav:hover {
    opacity: 1;
}
.play-nav-box .play-nav-prev {
    left: -80px;
}
.play-nav-box .play-nav-next {
    right: -80px;
}
.play-icon {
    display: inline-block;
    width: 48px;
    height: 48px;  
    vertical-align: middle;
}
.play-icon-prev {
    background-image: url("//7nsts.w3cschool.cn/images/w3c/play-icon-prev3.png");
}
.play-icon-next {
    background-image: url("//7nsts.w3cschool.cn/images/w3c/play-icon-next3.png");
}
.play-icon-check {
    background-image: url("//7nsts.w3cschool.cn/images/w3c/play-icon-check2.png");
}
.icon-edit {
    display: inline-block;
    width: 14px;
    height: 14px;
    background: url("//7nsts.w3cschool.cn/images/w3c/icon-edit.png");
}
/* 提示 */
.play-tip-area {
    position: fixed;
    top: 200px;
    left: 0;
    right: 0;
    width: 400px;
    min-height: 200px;
    z-index: 1500;
    margin: 0 auto;
    text-align: center;
    background-color: #fff;
    border-radius: 4px;
    box-shadow: 0 0 5px 2px rgba(0,0,0,0.1);
}
.play-tip-right {
    background-color: #EBFCEE;
}
.play-tip-error {
    background-color: #FAEAE6;
}
.play-tip-box {
    font-size: 15px;
    color: #333;
    margin: 12px 0 0;
}
.play-tip-box h2 {
    font-size: 18px;
}
.play-icon-exp,.play-icon-credit {
    width: 32px;
    height: 32px;
}
.play-icon-exp {
    background: url("//7nsts.w3cschool.cn/images/w3c/exp-ico.png");
}
.play-icon-credit {
    background: url("//7nsts.w3cschool.cn/images/w3c/credit-ico.png");
}
.play-icon-right,.play-icon-error {
    width: 64px;
    height: 64px;
}
.play-icon-right {
    background: url("//7nsts.w3cschool.cn/images/w3c/course-right-ico.png");
}
.play-icon-error {
    background: url("//7nsts.w3cschool.cn/images/w3c/course-error-ico.png");
}
.credit-info .play-icon {
    margin-right: 3px;
}
.try-again,.try-goon {
    position: absolute;
    right: 20px;
    bottom: -20px;
    width: 64px;
    height: 64px;
}
.go-home {
    position: absolute;
    right: 90px;
    bottom: -20px;
    width: 64px;
    height: 64px;
    background: url("/statics/images/w3c/home.png");
    background-size: 64px;
}
.try-again {
    background: url("//7nsts.w3cschool.cn/images/w3c/play-try-again.png?t=20190718");
}
.try-goon {
    background: url("//7nsts.w3cschool.cn/images/w3c/play-try-goon.png");
}
.analysis-box {
    padding: 0 20px 10px;
    text-align: left;
    line-height: 1.7;
    word-wrap: break-word;
}
.modal-box {
    background-color: rgba(0, 0, 0, 0.8);
    height: 100%;
    left: 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1200;
    display:none;
}
.exam-radio {
    display: none;
}
.op-checked {
    box-shadow: 2px 2px 3px #ccc;
}
.icons-checked {
    border: 1px solid #4caf50 !important;
    background: url("//7nsts.w3cschool.cn/images/w3c/icons-checked.png") !important;
}
.fill-box-as-checked {
    color: #999 !important;
}
.play-body .content-intro input.input-box {
    box-sizing: content-box;
    font-family: arial;
    font-size: 15px;
    border: none;
    box-shadow: none;
    border-bottom: 3px solid #090;
    border-radius: unset;
    padding: 0 8px;
    height: auto;
}
.play-body .content-intro input.input-box.err5 {
    border-bottom: 3px solid #900;
}
.play-body .content-intro pre input.input-box {
    border-bottom: 1px solid #82acff;
    color: #fff;
}
#qcontent[data-qtype="5"] p {
    font-family: arial;
    font-size: 15px;
}

/* 新增课程建议 */
#newcourseadvice .form-control {
    display: block;
    width: 88%;
   /* width: 100%;
    height: 34px;*/
    padding: 6px 12px;
    font-size: 14px;
    /*line-height: 1.42857143;*/
    color: #555;
    background-color: #fff;
    background-image: none;
    border: 1px solid #ccc;
    border-radius: 4px;
    -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.075);
    box-shadow: inset 0 1px 1px rgba(0,0,0,.075);
    -webkit-transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
    transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
}
#newcourseadvice textarea {
    overflow: auto;
    resize: none;
    height: auto;
}
#newcourseadvice label {
    display: inline-block;
    margin-bottom: 5px;
    font-weight: 700;
}
#newcourseadvice .form-group {
    margin-left: 0;
    margin-right: 0;
    margin-bottom: 10px;
}
#newcourseadvice .form-actions .btn {
    width: 120px;
    padding: 8px 12px;
    font-size: 15px;
}
/* 通用按钮样式 */
.btn {
    display: inline-block;
    margin-bottom: 0;
    font-weight: 400;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    background-image: none;
    border: 1px solid transparent;
    white-space: nowrap;
    padding: 8px 14px;
    font-size: 14px;
    line-height: 1.42857143;
    border-radius: 4px;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
.btn:hover, .btn:focus {
    text-decoration: none;
}
.btn-default {
    color: #333;
    background-color: #efefef;
    border-color: #ccc;
}
.btn-danger {
    color: #fff;
    background-color: #d9534f;
    border-color: #d43f3a;
}
.btn-danger:hover,.btn-danger:focus,.btn-danger:active,.btn-danger.active,.open .dropdown-toggle.btn-danger {
    color: #fff;
    background-color: #d2322d;
    border-color: #ac2925;
}
.btn-success {
    color: #fff;
    background-color: #5cb85c;
    border-color: #4cae4c;
}
.btn-success:hover, .btn-success:focus, .btn-success:active, .btn-success.active, .open .dropdown-toggle.btn-success {
    color: #fff;
    background-color: #47a447;
    border-color: #398439;
}
/********tryrun*********/
.artTryrun-btn-box{
    overflow: auto;
}
.showcode-box{
    width: 100%;
    min-height:auto;
    max-height: 300px; 
    /*overflow: auto;*/
    border: 1px dashed #6d6d6d;
    padding: .25rem;
    margin-top:1rem !important;
    margin-bottom: .6rem !important;
    background-color: #fff;
    text-align: center;
}
.showcode-box iframe{
    width: 96%;
    height: 300px;
    margin: 0 auto;
}
/********主观题*********/
.subjective-box{
    /*width: 95%;*/
    height: 8rem !important;
    border: 1px solid #ccc;
    padding: .3rem;
    font-size: 0.7rem;
    color: #333;
    min-height: 2.1rem;
    overflow-y: scroll !important;
    background-color: #fff;
}
.minicourse-subjective-box{
    height: 302px;
    margin-top: 32px;
    overflow: auto;
}
.minicourse-subjective-box .hr { height: 1px; background-image: linear-gradient(to right, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.75), rgba(0, 0, 0, 0.1)); border: none; }
.minicourse-subjective-box .title { margin: 24px 0; font-size: 16px; font-weight: 600; }

.qtitle {
    display: inline-block;max-width:825px;margin-left: 5px;
}
.qnum {
    display: inline-block;vertical-align: top; float:left;
}
.ocnum {
    display: inline-block;vertical-align: top;
}
.occontent {
    display: inline-block;max-width:830px;margin-left: 5px;
}
.totalscore {
    font-size: 16px;
}
/* 美洽客服框 */
#MEIQIA-BTN-HOLDER {
    z-index: 10000 !important;
}

/* ----------------------------------- 页面自适应 ----------------------------------- */
@media (min-width:1200px) {
    .courselist-list {
        width: 834px;
    }
}
@media (min-width:1300px) {
    .courselist-list {
        width: 934px;
    }
}

/* ----------------------------------- 做题页自适应样式 ----------------------------------- */
@media (max-width:1024px) {
    html {
        font-size: 20px;
    }
    .play-body {
        background-color: #fff;
    }
    .play-body #full-height-container #header,.play-body #footer_item,.play-body .bottom-tools,.play-body .play-banner,.play-body .play-progress,.play-body .exam-btn-discussion,.play-body .play-nav-box {
        display: none;
    }
    .play-body #wrapper {
        margin: 0 auto;
        width: 100%;
        min-height: auto;
        overflow: auto;
    }
    .play-body .play-banner-content, .play-body .play-content {
        width: 100%;
    }
    .play-area {
        position: relative;
        min-height: auto;
        border-radius: 0;  
        box-shadow: none;  
    }
    .play-body .play-item {
        padding: 20px;
    }
    .play-body .play-title .content-title {
        font-size: 18px;
    }
    .play-body .play-exam-content {
        margin: 20px 0;
    }
    .play-body .exam-btn-box {
        position: fixed;
        top: auto;     
        right: 0;
        bottom: 0;   
        left: 0;
        z-index: 10;
        width: 100%;
        min-height: 2.25rem;
        font-size: 0.9rem;
        text-align: center;
        display: table;
        table-layout: fixed;
        background-color: #ffffff;
        color: #666;
        margin: 0;
    }
    .play-body .exam-btn-jump {
        width: 100%;
        height: 50px;
        line-height: 50px;
        border-radius: 0;
        float: none;
        opacity: 1;
    }
    .play-body .play-nav-box .nav {
        top: 10px;    
    }
    .play-body .play-nav-box .play-nav-prev {
        left: 20px;
    }
    .play-body .play-nav-box .play-nav-next {
        right: 20px;
    }
    .play-icon {
        width: 32px;
        height: 32px;
        background-size: 100% 100%;
    }
    .play-drag-sort {
        margin-right: 0;
    }
    .play-body .play-tip-area {
        width: 90%;
    }
    .play-bar-nav {
        display: block !important;
    }
    .aui-bar.play-bar-nav {
        position: fixed;
        top: 0;
        right: 0;
        left: 0;
        z-index: 10;
        width: 100%;
        min-height: 2.25rem;
        font-size: 0.9rem;
        text-align: center;
        display: table;
    }
    .aui-bar-nav.play-bar-nav {
        top: 0;
        line-height: 2.25rem;
        background-color: #ffffff;
        color: #212121;
    }
    .play-bar-nav .aui-pull-left {
        float: left;
        padding: 0 0.5rem 0 0.75rem;
        font-size: 0.8rem;
        font-weight: 400;
        z-index: 2;
        -webkit-box-sizing: border-box;
        box-sizing: border-box;
        display: -webkit-box;
        display: -webkit-flex;
        display: flex;
        -webkit-align-items: center;
        align-items: center;
    }
    .play-bar-nav .aui-icon-left {
        display: inline-block;
        width: 1.0rem;
        height: 1.0rem;
        background-image: url("//7nsts.w3cschool.cn/images/w3cschool_mobile/prev.png");
        background-size: 100%;
        margin-top: 0.6rem;
    }
    .play-bar-nav .aui-title {
        min-height: 2.25rem;
        position: absolute;
        margin: 0;
        text-align: center;
        white-space: nowrap;
        right: 5rem;
        left: 5rem;
        width: auto;
        overflow: hidden;
        text-overflow: ellipsis;
        z-index: 2;
    }
    /* 视频*/
    .play-exam-content .videoinit-dimensions {
        width: 100% !important;
        height: auto;
        min-height: 200px;
    }

}

/* 购买 */
.pay-wrap .pay-mask { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background-color:  rgba(0, 0, 0, 0.4); z-index: 109; }
.pay-wrap .pay-box-wrap { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); border-radius: 5px; text-align: center; background-color: #fff; z-index: 119; padding: 0 20px; min-width: 659px; }
.pay-box-wrap .pay-box-head { display: -webkit-flex; -webkit-align-items: center; -webkit-justify-content: space-between; display: flex; align-items: center; justify-content: space-between; color: #444444; }
.pay-box-wrap .pay-box-head .box-head-title { position: relative; font-size: 24px; margin: 20px 12px; text-align: left; }
.pay-box-wrap .pay-box-head .box-head-close { font-size: 20px; cursor: pointer; transition: all 0.14s linear; }
.pay-box-wrap .pay-box-head .box-head-close:hover { color: #a6a6a6; }
.pay-wrap .pay-box-wrap iframe { border: none; width: 100%; min-height: 580px; }

.codecamp-result-dragbar, .editor-dragbar-wrap { z-index: 7; }

.recommendcourse-container { display: -ms-grid; display: -moz-grid; display: grid; grid-template-columns: repeat(3, 33.3333%); /* grid-template-rows: repeat(2, 50%); */ }
.recommendcourse-container .sale { padding-top: 10px; }
.recommendcourse-container { margin-right: -50px; margin-bottom: 25px; }
.item { display: block; margin: 10px 50px 10px 0; max-width: 261px; }
.cover { position: relative; text-align: center; background-color: #ddd; border-radius: 6px; overflow: hidden; }
.cover img { display: block; width: 100%; height: 100%; }
.cover .view-mum { position: absolute; right: 6px; bottom: 6px; background-color: rgba(0, 0, 0, .4); line-height: 18px; border-radius: 8px; padding: 0 6px; font-size: 12px; color: #fff; min-width: 30px; }
.info { padding: 0 6px; }
.title { font-size: 15px; font-weight: 600; padding-top: 10px; text-overflow: ellipsis; overflow: hidden; white-space: nowrap; color: #333333; }
.description { display: -webkit-box; box-sizing: content-box; line-height: 20px; height: 40px; font-size: 13px; color: #666; overflow: hidden; text-overflow: ellipsis; -webkit-line-clamp: 2; -webkit-box-orient: vertical; padding: 8px 0 0; }
.course-price { font-size: 14px; color: #fe6a00; }
.pre-price { font-size: 13px; color: #666; }

.vip-saveprice-text {
    position: absolute;
    top: -30px;
    left: 12px;
    font-size: 14px;
    color: #fff;
    background: #ff3030;
    border-radius: 12px;
    padding: 0 8px;
    white-space: nowrap;
}
.vip-saveprice-text::before {
    position: absolute;
    bottom: -7px;
    left: 14px;
    border-left: 3px solid transparent;
    border-right: 6px solid transparent;
    border-top: 7px solid #ff3030;
    content: '';
}

/* 课程包学习路径 */
.lion-course-cell { display: flex; line-height: 1.5; }
.lion-course-cell-cover { align-self: flex-start; width: 200px; overflow: hidden; border-radius: 8px; }
.lion-course-cell-cover .cover-image { position: relative; padding-top: 56%; }
.lion-course-cell-cover .cover-image-img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; }
.lion-course-cell-content { flex: 1 0 0; display: flex; flex-direction: column; justify-content: space-between; width: 0; margin-left: 20px; }
.lion-course-cell-content .content-name,
.lion-course-cell-content .content-desc { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.lion-course-cell-content .content-name { font-size: 18px; font-weight: 600; color: #333; transition: color 0.25s; }
.lion-course-cell-content .content-desc,
.lion-course-cell-content .content-meta { font-size: 14px; color: #999; }
.lion-course-cell-content .content-meta-sep { margin: 0 8px; }
.lion-course-cell-content .content-sale { display: flex; align-items: center; }
.lion-course-cell-content .content-sale-price { font-size: 14px; font-weight: 600; color: #fe6a00; }
.lion-course-cell-content .content-sale-price-num { font-size: 20px; }
.lion-course-cell-content .content-sale-tag { box-sizing: border-box; display: flex; align-items: center; height: 24px; padding: 0 12px; margin-left: 10px; font-size: 14px; border-radius: 24px; }
.lion-course-cell-content .content-sale-tag--vip { color: #9a6200; background-color: #FFF6E5; border: 1px solid #FFE8BE; }
.lion-course-cell-content .content-sale-tag--fvip { color: #FFE4B5; background-image: linear-gradient(90deg, #717171, #3A3A3A); }
.lion-course-cell:hover .lion-course-cell-content .content-name { color: #fe6a00; }

/* 课程包学习路径 */
.package-info { margin-bottom: 24px; font-size: 16px; color: #333; }
.package-info-num { margin: 0 4px; font-size: 20px; font-weight: 600; color: #fe6a00; }

/* 课程包学习路径 - 新版 */
.package-step-item { position: relative; }
.package-step-item-tail { position: absolute; top: 12px; left: 12px; z-index: 1; width: 2px; height: 100%; background-color: #f6f7fb; transform: translateX(-50%); }
.package-step-item-head { position: absolute; top: 12px; left: 0; z-index: 2; display: flex; justify-content: center; align-items: center; width: 24px; height: 24px; font-size: 12px; color: #fff; background-color: #fe6a00; border-radius: 50%; }
.package-step-item-body { padding-left: 44px; padding-bottom: 70px; }
.package-step-item-body .body-header { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; background-color: #f6f7fb; border-radius: 999px; user-select: none; cursor: pointer; }
.package-step-item-body .body-header-title { margin-right: 12px; font-size: 18px; font-weight: 600; color: #333; }
.package-step-item-body .body-header-desc { font-size: 14px; color: #666; }
.package-step-item-body .body-header-desc .desc-num { margin: 0 4px; font-weight: 600; color: #fe6a00; }
.package-step-item-body .body-header-desc .desc-arrow { transition: all 0.25s ease-in-out; }
.package-step-item-body .body-header--fold .body-header-desc .desc-arrow { transform: rotate(180deg); }
.package-step-item-body .body-desc { margin-top: 16px; font-size: 14px; color: #666; }
.package-step-item-body .body-course-wrap { overflow: hidden; }
.package-step-item-body .body-course { padding-top: 36px; }
.package-step-item-body .body-course .lion-course-cell { margin-top: 36px; }
.package-step-item-body .body-course .lion-course-cell:first-child { margin-top: 0; }
.package-step-item:last-child .package-step-item-tail { display: none; }
.package-step-item:last-child .package-step-item-body { padding-bottom: 0; }

/* 课程包学习路径 - 旧版 */
.package-detail .lion-course-cell { margin-top: 36px; }
.package-detail .lion-course-cell:first-child { margin-top: 0; }