/* 输入框聚焦 */
html,
body {
    min-width: 800px;
    background-color: white;
}
i {
    font-style: normal;
}
.w {
    max-width: 1200px;
    margin: 0 auto;
}
.pr {
    position: relative;
}
.wgt-ipt-wrap {
    border: 1px solid #d3dce0;
}
.ipt-fake-focus {
    border-color: #4d5559;
    -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px rgba(0, 0, 0, 0.4);
    -moz-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px rgba(0, 0, 0, 0.4);
    box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px rgba(0, 0, 0, 0.4);
}
.ipt-fake-error {
    border-color: #f01400;
}
.ipt-fake-error.ipt-fake-focus {
    border-color: #f01400;
    -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px #da838d;
    -moz-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px #da838d;
    box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px #da838d;
}
.wgt-ipt {
    border: 1px solid #d3dce0;
}
.wgt-ipt:focus {
    border-color: #4d5559;
    -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px rgba(0, 0, 0, 0.4);
    -moz-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px rgba(0, 0, 0, 0.4);
    box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px rgba(0, 0, 0, 0.4);
}
#main {
    padding-top: 0;
}
.course-infos {
    position: relative;
    background-color: #fff;
}
.course-infos .w {
    height: 156px;
    z-index: 1;
    background-color: #504d3b;
    margin-top: 20px;
}
.course-infos .path {
    line-height: 48px;
    color: #a3aaae;
    opacity: 1;
    filter: alpha(opacity=100);
}
.course-infos .path span {
    color: #a3aaae;
}
.course-infos .path a {
    color: #a3aaae;
}
.course-infos .path a:hover {
    color: white;
}
.course-infos .hd {
    clear: both;
}
.course-infos h2 {
    line-height: 1;
    font-weight: bold;
    font-size: 32px;
    color: white;
}
.course-infos .video-desc-trigger {
    margin: 12px 0 0 28px;
    color: white;
    font-size: 14px;
    opacity: 0.6;
    filter: alpha(opacity=60);
    transition: opacity .3s;
}
.course-infos .video-desc-trigger:hover {
    opacity: 1;
    filter: alpha(opacity=100);
}
.course-infos .video-desc-trigger .ic-video {
    display: inline-block;
    *display: inline;
    *zoom: 1;
    margin-right: 4px;
    width: 16px;
    height: 16px;
    vertical-align: -3px;
}
.course-infos .statics {
    position: absolute;
    left: 0;
    bottom: 0;
    color: #fff;
    font-size: 0;
    white-space: nowrap;
}
.course-infos .statics .static-item {
    display: inline-block;
    *display: inline;
    *zoom: 1;
    position: relative;
    width: 178px;
    height: 80px;
    padding-left: 21px;
    font-size: 14px;
}
.course-infos .statics .static-item em {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 1px;
    background-color: #fff;
    opacity: 0.1;
    filter: alpha(opacity=10);
    -ms-filter: alpha(opacity=10);
    zoom: 1;
}
.course-infos .statics .static-item strong {
    font-weight: bold;
    font-size: 18px;
}
.course-infos .statics .static-item .meta-value {
    display: block;
    margin: 5px 0 8px 0;
    opacity: .6;
    filter: alpha(opacity=60);
}
.course-infos .statics .static-item .meta {
    display: block;
    opacity: .4;
    filter: alpha(opacity=40);
    font-size: 14px;
}
.course-infos .statics .static-item .meta-star {
    display: inline-block;
    *display: inline;
    width: 14px;
    height: 14px;
    margin-right: 4px;
    vertical-align: middle;
}
.course-infos .statics .static-time {
    font-size: 12px;
}
.course-infos .extra {
    position: absolute;
    right: 10px;
    bottom: 30px;
    color: white;
}
.course-infos .extra .split-line {
    margin: 2px 16px 0;
    width: 1px;
    height: 16px;
    background-color: white;
    opacity: .4;
    filter: alpha(opacity=40);
}
.course-infos .extra .follow-action {
    padding-left: 24px;
    color: white;
    background-position: 0 -37px;
}
.course-infos .extra .follow-action:hover {
    background-position: 0 -137px;
}
.course-infos .extra .follow-action.followed {
    background-position: 0 -157px;
}
.course-infos .extra .follow-action,
.course-infos .extra .share {
    background-repeat: no-repeat;
}
.course-infos .extra .share {
    display: inline-block;
    *display: inline;
    *zoom: 1;
    float: none;
    padding: 0;
    line-height: normal;
    margin: 0 7px;
    width: 20px;
    height: 16px;
    opacity: .6;
    filter: alpha(opacity=60);
    vertical-align: middle;
    transition: opacity .3s;
}
.course-infos .extra .share:hover {
    opacity: 1;
    filter: alpha(opacity=100);
}
.course-infos .extra .share.wx {
    background-position: 0 -60px;
}
.course-infos .extra .share.sina {
    background-position: 0 -100px;
}
.course-infos .extra .share.qq {
    background-position: 0 -80px;
}
.course-infos .extra .share-posi {
    position: relative;
    right: -104px;
    top: 66px;
    display: block;
}
.course-infos .info-bg {
    overflow: hidden;
    z-index: 0;
}
.course-infos .info-bg,
.course-infos .info-bg .cover-canvas,
.course-infos .info-bg .cover-img-wrap,
.course-infos .info-bg .cover-mask {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}
.course-infos .info-bg .cover-img-wrap {
    z-index: 0;
    overflow: hidden;
    /* filter: progid:DXImageTransform.Microsoft.Blur(PixleRdius=10, MakeShadow=false); */
}
.course-infos .info-bg .cover-img-wrap img {
    position: absolute;
    left: 0;
    top: 0;
}
.course-infos .info-bg .cover-mask {
    filter: progid:DXImageTransform.Microsoft.gradient(startcolorstr="#cc000000", endcolorstr="#33000000", gradientType=1);
}
.course-info-main {
    margin-top: 40px;
}
.course-info-main .content-wrap {
    padding-right: 320px;
    margin-bottom: 29px;
    overflow-x: hidden;
}
.course-info-main .info-bar {
    position: relative;
    margin-bottom: 65px;
}
.course-info-main .info-bar .start-study-btn {
    width: 240px;
    margin-bottom: -60px;
}
.course-info-main .info-bar .start-study-title {
    position: absolute;
    right: 0;
    top: 70px;
    width: 240px;
    text-align: center;
    color: #787D82;
    font-size: 12px;
    height: 20px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.course-info-main .info-bar.multiple .start-study-btn {
    margin-bottom: 0;
}
.course-info-main .aside {
    margin-right: -320px;
    padding-top: 98px;
    width: 240px;
}
.course-info-main .aside .hd {
    margin-bottom: 38px;
}
.course-info-main .aside h4 {
    padding-bottom: 18px;
    font-weight: bold;
    font-size: 16px;
    border-bottom: 1px solid #d0d6d9;
}
.course-info-main .aside h4 small {
    margin-left: 4px;
    font-size: 12px;
    font-weight: normal;
}
.course-info-main .aside .refresh {
    margin-top: 4px;
    font-size: 12px;
    color: #787d82;
}
.course-info-main .aside .refresh:hover {
    color: #f01400;
}
.course-info-main .aside .teacher-info {
    padding: 20px 0 20px 90px;
    overflow: hidden;
    *zoom: 1;
}
.course-info-main .aside .teacher-info img {
    float: left;
    margin-left: -90px;
    width: 80px;
    height: 80px;
    border-radius: 100%;
}
.course-info-main .aside .teacher-info .tit {
    display: block;
    margin: 20px 0 6px;
}
.course-info-main .aside .teacher-info .tit a {
    font-weight: bold;
    color: #14191e;
}
.course-info-main .aside .teacher-info .tit a:hover {
    color: #f01400;
}
.course-info-main .aside .teacher-info .job {
    font-size: 12px;
    color: #787d82;
}
.course-info-main .aside .teacher-info .icon-imooc {
    color: #f01400;
    font-size: 16px;
    margin: 0 0 0 10px;
    vertical-align: -2px;
}
.course-info-main.has-progress .aside {
    padding-top: 14px;
}
.course-info-main .content {
    float: left;
    width: 100%;
    overflow: hidden;
    *zoom: 1;
}
.course-info-main .content .ctit {
    margin-bottom: 6px;
    font-weight: bold;
    font-size: 18px;
    color: #f01400;
}
.course-info-main .content .course-brief {
    margin-bottom: 38px;
    padding: 20px 0 30px 0;
    border-bottom: 1px solid #d0d6d9;
}
.course-info-main .content .course-brief p {
    line-height: 28px;
}
.course-info-main .content .course-outline .bar {
    margin-bottom: 39px;
}
.course-info-main .content .course-outline .tools {
    margin: 7px 0 0 18px;
}
.course-info-main .content .course-outline .tools li {
    display: block;
    padding: 0 32px 0 20px;
    height: 20px;
    line-height: 20px;
    font-size: 16px;
    font-weight: bold;
    color: #787d82;
    border-left: 1px solid #d0d6d9;
    cursor: default;
}
.course-info-main .content .course-outline .tools li i {
    margin-left: 8px;
    font-weight: normal;
    vertical-align: -2px;
}
.course-info-main .content .course-outline .tools li span {
    display: none;
    margin-left: 8px;
    font-size: 12px;
}
.course-info-main .content .course-outline .tools li:hover span {
    display: inline;
}
.course-info-main .content .course-outline .tools li:hover i {
    display: none;
}
.course-info-tip {
    position: relative;
    padding: 20px;
    background-color: #edf1f2;
}
.course-info-tip dl.first {
    margin-bottom: 24px;
}
.course-info-tip dt {
    margin-bottom: 6px;
    font-weight: bold;
}
.course-info-tip dd {
    font-size: 12px;
    line-height: 24px;
    white-space: pre-line;
}
.course-info-tip:before {
    content: '';
    display: block;
    position: absolute;
    left: 30px;
    top: -10px;
    width: 0;
    height: 0;
    border: 10px solid transparent;
    border-top: 0 none;
    border-bottom-color: #edf1f2;
}
.outline-list .chapter {
    position: relative;
    overflow: hidden;
    padding: 15px 0;
    z-index: 2;
    vertical-align: middle;
    /* &:hover{
              cursor: pointer;
              .chapter-icon{
                  background-position: 0 -148px;
              }
              h5{
                  color: @c-red;
                  text-decoration: underline;
              }
          } */
}
.outline-list .chapter a {
    cursor: default;
}
.outline-list .chapter .chapter-icon {
    float: left;
    width: 40px;
    height: 40px;
    margin: 5px 0 0 0;
}
.outline-list .chapter .chapter-bd {
    position: relative;
    margin-left: 60px;
    float: none;
    padding: 5px 0;
    overflow: hidden;
}
.outline-list .chapter .chapter-bd .name {
    font-weight: bold;
    font-size: 16px;
}
.outline-list .chapter .chapter-bd .desc {
    line-height: 24px;
    font-size: 12px;
    color: #787d82;
}
.outline-list .chapter .name {
    color: #14191e;
}
.outline-list .chapter.unopen .chapter-icon {
    background-position: 0 -227px;
}
.outline-list .chapter.unopen .chapter-bd .name,
.outline-list .chapter.unopen .chapter-bd .desc {
    color: #787d82;
}
.outline-list .update-tip {
    padding: 30px 0 30px 60px;
    color: #b5b9bc;
}
.path {
    opacity: .6;
    color: #fff;
    font-size: 12px;
}
.path a {
    color: #fff;
}
.path .path-split {
    margin: 0 6px;
    font-style: normal;
}
.path span {
    color: #fff;
}
.start-study-btn {
    display: block;
    width: auto;
    height: 60px;
    line-height: 60px;
    text-align: center;
    color: white;
    font-size: 18px;
    background-color: #f01400;
    border: 0 none;
}
.start-study-btn:hover {
    background-color: #ff4d4d;
}
.start-study-btn.disabled {
    background-color: #edf1f2 !important;
    color: #c8cdd2 !important;
}
.cp-other-learned {
    margin-top: 30px;
    padding-bottom: 60px;
}
.cp-other-learned .cp-header {
    border-bottom: 1px solid #d0d6d9;
    padding: 18px 0 18px;
}
.cp-other-learned .cp-header .cp-tit {
    font-size: 16px;
    font-weight: bold;
}
.cp-other-learned .cp-header .cp-tabs {
    margin-left: 20px;
}
.cp-other-learned .cp-header .cp-tabs li.end a {
    border-left: 1px solid #d0d6d9;
    padding-right: 0px;
    padding-left: 11px;
}
.cp-other-learned .cp-header .cp-tabs a {
    padding-right: 11px;
    font-size: 12px;
    color: #787d82;
}
.cp-other-learned .cp-header .cp-tabs a:hover,
.cp-other-learned .cp-header .cp-tabs a.on {
    color: #f01400;
}
.cp-other-learned .cp-tab-pannel {
    display: none;
}
.cp-other-learned .other-list {
    font-size: 0;
    letter-spacing: 0;
    overflow: hidden;
}
.cp-other-learned .other-list li {
    font-size: 12px;
    letter-spacing: normal;
    border-bottom: 1px solid #edf1f2;
}
.cp-other-learned .other-list li.curr img {
    display: block;
}
.cp-other-learned .other-list li.curr a {
    color: #14191e;
}
.cp-other-learned .other-list li img {
    display: none;
    margin-top: 16px;
    max-width: 100%;
    vertical-align: top;
}
.cp-other-learned .other-list li .name {
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 46px;
}
.cp-other-learned .other-list li a {
    color: #787d82;
}
.downlist {
    line-height: 24px;
}
.downlist li {
    position: relative;
    padding: 12px 0;
    border-bottom: 1px solid #edf1f2;
}
.downlist li span {
    display: block;
    margin-right: 35px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.downlist li .icon {
    display: inline-block;
    vertical-align: -2px;
    margin-right: 10px;
    font-size: 16px;
}
.downlist li a {
    position: absolute;
    right: 0;
    top: 0;
    line-height: 48px;
    color: #39b94e;
}
.downlist li a:hover {
    text-decoration: underline;
}
.users-mini-wrap {
    /* overflow: hidden; */
}
.users-mini {
    position: relative;
    margin-right: -26px;
}
.users-mini a {
    float: left;
    margin: 20px 26px 0 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
}
.users-mini a img {
    width: 100%;
    height: 100%;
}
.users-mini li {
    transition: all .6s;
    transform-origin: 50% 50%;
}
.users-mini li:nth-of-type(n + 4) {
    transition-delay: .1s;
}
.users-mini li:nth-of-type(n + 8) {
    transition-delay: .2s;
}
.users-mini li:nth-of-type(n + 12) {
    transition-delay: .3s;
}
.users-mini li:nth-of-type(n + 16) {
    transition-delay: .4s;
}
.users-mini .out {
    transform: translate3d(-14px, 0, 0);
    opacity: 0;
}
.users-mini .in {
    transform: translate3d(14px, 0, 0);
    opacity: 0;
}
.users-mini .in.show {
    transform: translate3d(0, 0, 0);
    opacity: 1;
}
.users-mini .row-last a {
    margin-right: 0;
}
.exp-progress {
    margin-right: 320px;
}
.exp-progress .exp-txt {
    font-size: 12px;
}
.exp-progress .exp-per {
    margin-right: 8px;
    font-size: 18px;
    font-weight: bold;
    color: #f01400;
}
.exp-progress .exp-per strong {
    font-size: 32px;
}
.exp-progress .exp-time {
    font-weight: bold;
}
.exp-progress .exp-time i {
    margin-right: 1px;
}
.exp-progress .exp-bar {
    position: relative;
    height: 10px;
    background-color: #edf1f2;
    border-radius: 8px;
    background-clip: content-box;
    overflow: hidden;
}
.exp-progress .exp-bar ins {
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    width: 10%;
    height: 10px;
}
.exp-progress .exp-bar ins:before {
    content: '';
    display: block;
    height: 100%;
    width: 100%;
    border-radius: 8px;
    background-color: #f01400;
    transform: translateZ(0);
    -webkit-animation: progressBar ease-in-out 0.7s 0.4s;
    -webkit-animation-fill-mode: both;
}
@-webkit-keyframes progressBar {
    0% {
        width: 0;
    }
    100% {
        width: 100%;
    }
}
/* 课程章节、问答tab */
.course-menu {
    border-bottom: 1px solid #D1D6DA;
    height: 56px;
    line-height: 56px;
    margin-bottom: 20px;
}
.course-menu li {
    float: left;
    height: 100%;
    text-align: center;
    width: 13.63636364%;
}
.course-menu a {
    display: block;
    font-size: 16px;
    height: 100%;
    color: #14191E;
}
.course-menu a span {
    display: block;
    height: 14px;
    line-height: 14px;
    position: relative;
    top: 19px;
}
.course-menu a:hover {
    color: #f01400;
}
.course-menu a.active {
    border-bottom: 2px solid #f01400;
    color: #f01400;
    height: 55px;
    font-weight: bold;
}
.mb40 {
    margin-bottom: 40px;
}
#notice {
    background: #fff4e8;
    clear: both;
    color: #ff7a39;
    padding: 5px 10px 0;
    height: 35px;
    line-height: 2em;
    overflow: hidden;
    cursor: pointer;
}
#notice a {
    color: #ff7a39;
}
#notice strong {
    padding-left: 20px;
    font-weight: bold;
}
#notice a.close {
    background: #fcf7e1;
    color: #f2cd74;
    font-weight: bold;
    cursor: pointer;
    font-size: 24px;
}
#notice a.close:hover {
    color: #cc3300;
}
/*公告弹出层样式*/
.pop-notice {
    position: fixed;
    width: 700px;
    left: 50%;
    margin-left: -350px;
    background: #fff;
    top: 160px;
    padding: 20px;
    z-index: 999;
    margin-top: -20px;
    opacity: 0;
    filter: alpha(opacity=0);
}
.pop-notice dt {
    background: #edf1f2;
    padding-left: 50px;
    height: 40px;
    font-size: 14px;
    line-height: 40px;
    position: relative;
    margin-bottom: 10px;
}
.pop-notice dt:hover {
    background: #d0d6d9;
    cursor: pointer;
    overflow: hidden;
    text-overflow: ellipsis;
}
.pop-notice dt span {
    font-size: 12px;
    margin-right: 24px;
}
.pop-notice dt .fold {
    position: absolute;
    left: 20px;
    top: 14px;
    font-size: 12px;
    color: #787d82;
}
.pop-notice dd {
    padding: 10px 20px 20px 20px;
    color: #60686b;
    word-break: break-all;
    line-height: 1.6;
    display: none;
    font-size: 12px;
    line-height: 24px;
    white-space: pre-line;
}
.pop-notice .pop-header {
    padding: 0 0 20px 5px;
}
.pop-notice .pop-header h2 {
    font-size: 18px;
    color: #303538;
}
.pop-notice .pop-close {
    cursor: pointer;
    font-size: 18px;
    color: #787d82;
}
.pop-notice .pop-close:hover {
    color: #f01400;
}
.pop-overlay {
    opacity: 0.4;
    filter: alpha(opacity=40);
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: #000;
    z-index: 998;
}
.pop-video {
    position: fixed;
    left: 50%;
    top: 50%;
    width: 600px;
    height: 340px;
    margin-left: -300px;
    margin-top: -170px;
    z-index: 999;
}
.pop-video .pop-close {
    position: absolute;
    left: 100%;
    top: 0;
    width: 50px;
    height: 50px;
    line-height: 50px;
    background-color: #14191e;
    color: #fff;
    font-size: 20px;
    text-align: center;
}
@media screen and (max-width: 1200px) {
    .w {
        margin-left: 5%;
        margin-right: 5%;
    }
    .course-infos .statics .static-item {
        width: 90px;
    }
}
@media screen and (max-width: 820px) {
    .course-info-main .info-bar {
        margin-bottom: 12px;
    }
    .course-info-main .info-bar .start-study-btn {
        margin: 0 auto;
        float: none;
    }
    .course-info-main.has-progress .info-bar {
        margin-bottom: 22px;
    }
    .course-info-main.has-progress .start-study-btn {
        float: right;
    }
    .course-info-main .content-wrap {
        padding-right: 0;
    }
    .course-info-main .content {
        float: none;
    }
    .course-info-main .aside {
        float: none;
        margin-right: 0;
        margin-bottom: 40px;
        padding-top: 0;
        width: auto;
    }
    .users-mini a {
        margin-right: 26px!important;
    }
    .exp-progress {
        margin-right: 260px;
    }
}
.verify-box {
    padding-top: 20px;
}
.verify-box .ipt {
    height: 14px;
    width: 110px;
    padding: 14px 0 10px 08px;
    border: 1px solid #d0d6d9;
    color: #b5b9bc;
    box-shadow: none;
}
.verify-box .ipt:-moz-placeholder {
    color: #b5b9bc;
}
.verify-box .ipt::-moz-placeholder {
    color: #b5b9bc;
    opacity: 1;
}
.verify-box .ipt:-ms-input-placeholder {
    color: #b5b9bc;
}
.verify-box .ipt::-webkit-input-placeholder {
    color: #b5b9bc;
}
.verify-box .ipt.placeholder {
    color: #b5b9bc;
}
.verify-box .ipt:focus {
    color: #14191e;
    border-color: #4d5559;
    -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px rgba(0, 0, 0, 0.4);
    -moz-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px rgba(0, 0, 0, 0.4);
    box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 6px rgba(0, 0, 0, 0.4);
}
.verify-box.vf-error .ipt {
    border-color: #f01400;
}
.verify-box .verify-media {
    width: 70px;
    height: 40px;
    margin-left: 10px;
    background-color: #787d82;
}
.verify-box .verify-help {
    margin-left: 10px;
    font-size: 12px;
    color: #787d82;
}
.verify-box .verify-help .verify-refresh {
    display: block;
    margin-top: 4px;
    color: #00b33b;
}
.unquestion,
.empty-holder {
    color: #d0d6d9;
    font-size: 14px;
    text-align: center;
    padding: 80px 0 30px 0;
}
.unquestion span,
.empty-holder span {
    width: 128px;
    height: 128px;
    display: block;
    margin: 0 auto 30px;
}
.unquestion span,
.icon-empty-ques {
}
.icon-empty-comment {
}
a.from:hover {
    color: #f01400 !important;
}
.share-rl-tips {
    width: 98px;
    display: inline-block;
    background-color: #fffaf5;
    color: #ff8922;
    font-size: 12px;
    border: 1px solid #ffe5cb;
    padding: 5px 8px 5px 12px;
}
.share-rl-tips strong {
    font-weight: bold;
}
.share-rl-tips .rule-arrow {
    position: absolute;
    right: 51px;
    top: -6px;
    color: #ffe5cb;
    width: 11px;
    height: 6px;
}
.share-rl-tips .credit-rl {
    color: #787d82;
    padding-left: 7px;
}
.share-rl-tips .credit-rl:hover {
    color: #14191e;
}
.cont-credit {
    padding: 5px 10px;
    margin: 15px 0 3px;
    width: auto;
}
