.single-courses .white-box h1{
	font-size: 22px;
}
.single-courses .video-info h4 {
    margin: 12px 0 8px 0;
    padding: 0;
    font-weight: 500;
    font-size: 16px;
}
.single-courses .video-info{
    max-height: 100px;
    overflow: hidden;
    position: relative;
}
/* 显示更多更少 */
.single-courses .showless {
    position: relative;
}
.single-courses .showless a {
    display: block;
    position: absolute;
    top: -3px;
    left: 50%;
    margin-left: -50px;
    height: 28px;
    border: solid 1px #7e7e7e;
    border-radius: 14px;
    padding: 3px 12px 6px 12px;
    background-color: #fbfdfe;
}
/* 复制url */
label.clipboard {
    position: relative;
    width: 100%;
}
label.clipboard .btn-copy {
    position: absolute;
    display: block;
    width: 56px;
    height: 28px;
    padding-top: 5px;
    top: 50%;
    right: 6px;
    margin-top: -14px;
    border-radius: 2px;
    text-align: center;
    background-color: #eceff0;
    color: #7e7e7e;
    font-weight: normal;
    cursor: pointer;
    -webkit-transition: 0.3s;
    -moz-transition: 0.3s;
    -ms-transition: 0.3s;
    -o-transition: 0.3s;
}
.single-courses .tab-content #Share textarea {
    height: auto;
    min-height: 62px;
    resize: none;
}

.single-courses .videp-header{
	background-color:#262639!important;
	border-radius: 15px;
}
.single-courses .player-open-panel {
    cursor: pointer;
    position: absolute;
    left: -webkit-calc(99%);
    top: 50%;
    z-index: 99999;
    background-color: #2f2f42;
    -webkit-box-shadow: 1px 0 3px rgba(0,0,0,.2);
    box-shadow: 1px 0 3px rgba(0,0,0,.2);
    border-radius: 0 100px 100px 0;
    line-height: 1;
    padding: 8px 8px 8px 0px;
}
.single-courses .teacher-bg,.right-Section-list{
	background: #2F2F42;
}
.single-courses .teacher-info {
    position: relative;
	height: 70px;
    padding-left: 85px;
}
.single-courses .teacher-info img {
    display: block;
    width: 70px;
    height: 70px;
    position: absolute;
    left: 0;
    top: 0;
    border-radius: 50%;
}
.single-courses .teacher-info .tch-name {
    font-size: 18px;
    color: #fff;
}
.single-courses .teacher-info .tch-name span {
    max-width: 70px;
    display: inline-block;
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: top;
}
.single-courses .teacher-info .tch-atnum {
    font-size: 14px;
    color: #999;
}
.right-Section-list ul li.courses_list-dese a{
	display: block;
	width: 100%;
	height: 43px;
    line-height: 43px;
    color: #999;
    text-align: left;
    padding: 0 12px;
    background-color: rgb(38, 38, 57);
}
.right-Section-list ul li.pull-left{
	border: 1px solid #1f1f1f;
}
.right-Section-list ul li.pull-left a{
    display: block;
    width: 39px;
    height: 39px;
    background-color: #2F2F42;
    color: #fff;
    line-height: 41px;
    text-align: center;
}
.right-Section-list .item-tit {
	margin:0;
    width: 100%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.right-Section-list .item-txt {
    margin-left: 8px;
}
/* 视频开关灯 */
.video_btn_switch{
    right: 25px;
    position: absolute;
    top: -45px;
	z-index: 99999;
}
.video_btn_switch .on {
    display: none;
}
.video_btn_switch.active .off {
    display: none;
}
.video_btn_switch.active .on {
    display: inline-block;
}
/* 视频跟随右下角 */
.smallVid {
    right: 0!important;
    bottom: 0!important;
    z-index: 999999!important;
    ms-transform: scale(0.35,0.35);
    -webkit-transform: scale(0.35,0.35);
    transform: scale(0.35,0.35);
    -webkit-transform-origin-x: 100%;
    -webkit-transform-origin-y: 100%;
    transform-origin: 100% 100%;
    position: fixed!important;
    display: block!important;
}
#ruike_player.smallVid{
	transition: all 0.4s linear;
}
/*数字广告*/
.ruike-loading-ad {
	position:absolute;
	top:0;
	left:0;
	right:0;
	bottom:0;
	text-align:center;
	display:block;
	background-color: rgba(0, 0, 0, 0.86);
	z-index:99999;
}
.ruike-loading-ad-content {
	width:100%;
	margin:0 auto;
	padding:30px;
	display:inline-block;
	height:100%;
	position:relative;
}
.ruike-loading-ad-content .skip-ad span {
	position:absolute;
	padding:8px 16px;
	border:1px solid #fff;
	right:20px;
	bottom:30px;
	color:#fff;
	border-radius:32px;
}
.ruike-loading-ad-content .skip-ad #hidead {
	cursor:pointer;
}
.ruike-ads {
	margin:10px;
	text-align:center;
}
/* 支付视频 */
.video—Saosao {
	padding-top: 100px;
    padding-left: 225px;
}
.video—Saosao h3 {
	color:#fff;
	font-size:20px;
}
.video—Saosao .btn-primary {
	color: #fff;
	margin-top: 20px;
}

.course-meta .author-contain {
    display: inline-block;
}
.course-meta .avatar{
	width: 40px;
    height: auto;
    float: left;
    margin-right: 10px;
}

/* 课程内容遮罩 */
.dark-background {
    color: #C4C4C4;
}
.video-lightbox-wrapper {
    background-color: #000000;
    position: fixed;
    z-index: 99999;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    margin-top: -25px;
    margin-left: -25px;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.1, 0.1);
    -webkit-transform: scale(0.1, 0.1);
    -ms-transform: scale(0.1, 0.1);
    overflow-x: hidden;
    overflow-y: scroll;
    -webkit-overflow-scrolling: touch;
    transition: width 0s 0.3s, height 0s 0.3s, top 0s 0.3s, left 0s 0.3s, margin 0s 0.3s, transform 0s 0.3s, opacity 0.3s, visibility 0.3s;
    -webkit-transition: width 0s 0.3s, height 0s 0.3s, top 0s 0.3s, left 0s 0.3s, margin 0s 0.3s, transform 0s 0.3s, opacity 0.3s, visibility 0.3s;
}
.video-lightbox-wrapper.show-lightbox {
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin-top: 0;
    margin-left: 0;
    opacity: 1;
    visibility: visible;
    transform: scale(1, 1);
    -webkit-transform: scale(1, 1);
    -ms-transform: scale(1, 1);
    transition: width 0s, height 0s, top 0s, left 0s, margin 0s, transform 0.5s, opacity 0.5s, visibility 0.5s;
    -webkit-transition: width 0s, height 0s, top 0s, left 0s, margin 0s, transform 0.5s, opacity 0.5s, visibility 0.5s;
}
.navigation-font {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
    text-decoration: none;
    font-style: normal;
}
.video-lightbox-wrapper .lib-item-cp {
    background-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 1px 5px 0 rgba(0, 0, 0, 0.12), 0 3px 1px -2px rgba(0, 0, 0, 0.2);
    -webkit-box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 1px 5px 0 rgba(0, 0, 0, 0.12), 0 3px 1px -2px rgba(0, 0, 0, 0.2);
    min-height: 50px;
    position: relative;
    z-index: 2;
}
.video-lightbox-wrapper .lib-item-cp .site__col > *, .video-lightbox-wrapper .lib-item-cp .site__col > * {
    cursor: pointer;
    min-height: 50px;
    line-height: 50px;
}
.video-lightbox-wrapper .lib-item-cp .site__col > * {
    float: left;
}
.video-lightbox-wrapper .lib-item-cp .site__col.cp-center > * {
    float: right;
}
.video-lightbox-wrapper .lib-item-cp .site__col > * > *, .video-lightbox-wrapper .lib-item-cp .site__col > * > * {
    user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    -moz-user-select: none;
    display: inline-block;
    vertical-align: middle;
    line-height: 1;
    text-transform: uppercase;
}
.video-lightbox-wrapper .lib-item-cp .site__col .close-btn {
    width: 30px;
    height: 30px;
    background: transparent;
    border: 2px solid #FFFFFF;
    border-radius: 50%;
    -webkit-border-radius: 50%;
    position: relative;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.52, 1.775);
    -webkit-transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.52, 1.775);
}
.video-lightbox-wrapper .lib-item-cp .site__col .close-btn:before {
    left: 50%;
    top: 50%;
    margin-left: -8px;
    margin-top: -1px;
    width: 16px;
    height: 2px;
    background-color: #FFFFFF;
    content: "";
    position: absolute;
    transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
}
.video-lightbox-wrapper .lib-item-cp .site__col .close-btn:after {
    width: 16px;
    height: 2px;
    background-color: #FFFFFF;
    content: '';
    left: 50%;
    top: 50%;
    margin-left: -8px;
    margin-top: -1px;
    position: absolute;
    transform: rotate(-45deg);
    -webkit-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
}
.video-lightbox-wrapper .lib-item-cp .site__col > * > * + *, .video-lightbox-wrapper .lib-item-cp .site__col > * > * + * {
    margin-left: 10px;
}
@media (min-width: 769px){
	.video-lightbox-wrapper {
        overflow: hidden;
    }
}
/* 教育模式章节列表 */
.course-video-lis li.courses_list-dese:hover {
    background: rgba(242,13,13,.05);
    border-radius: 4px;
    color: #f20d0d;
}
.course-video-lis li.courses_list-dese .fa-play-circle{
    font-size: 24px;
    color: #9199a1;
    line-height: 24px;
    position: relative;
    top: 3px;
    margin-right: 4px;
}
.course-video-lis li.courses_list-dese button,.video-lightbox-wrapper.show-lightbox .courses_list-dese button{
    display: none;
}
.course-video-lis li a:hover {
    color: #f20d0d;
}
.course-video-lis li.courses_list-dese:hover button{
    display: block;
}

/* 教育模式考题 */
.ruike_kaoti {
    border-bottom: 1px solid #f4f4f4;
    margin: 0 -30px 0px -30px;
    padding: 30px;
    position: relative;
}
.kaoti-index {
    color: #747983;
    display: inline-block;
    font-size: 20px;
    letter-spacing: -2px;
    margin: 0 10px 0 0;
}
.kaoti-question-title h2 {
    display: inline-block;
    font-size: 18px;
    font-weight: 400;
    margin: 0;
}
.ruike_kaoti.incorrect:after {
    color: rgba(174, 0, 0, 0.04);
    content: '\f00d';
    display: block;
    font-family: 'FontAwesome';
    font-size: 200px;
    position: absolute;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 0;
}
.ruike_kaoti.correct:after {
    color: rgba(0, 150, 136, 0.04);
    content: '\f00c';
    display: block;
    font-family: 'FontAwesome';
    font-size: 200px;
    position: absolute;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 0;
}
.child-correct:after {
    -webkit-font-smoothing: antialiased;
    color: #009688;
    content: '\f00c';
    float: right;
    font-size: 12px;
    font-family: 'FontAwesome';
    line-height: 22px;
}
.ruike_kaoti .checkbox-wrapper {
    background-color: #fff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 2px;
    box-sizing: border-box;
    cursor: pointer;
    display: inline-block;
    height: 17px;
    line-height: 1;
    margin: 0 6px 0 0;
    outline: none;
    position: relative;
    vertical-align: -3px;
    width: 17px;
}
.kaoti-score span, .kaoti-score strong {
    display: block;
}
.kaoti-score strong {
    color: #343947;
    font-size: 60px;
    font-weight: 300;
    line-height: 1;
}