* {
    margin: 0;
    padding: 0;
}

ul li {
    list-style: none;
}

a {
    text-decoration: none;
    color: #646464;
}

body {
    background: #F8F9FA;
    max-width: 768px;
    margin: auto;
}

body, html {
    -webkit-touch-callout: none;
    height: 100%;
}

.mt10 {
    margin-top: 10px;
}

.mt15 {
    margin-top: 15px;
}

.mt20 {
    margin-top: 20px;
}

.mt25 {
    margin-top: 25px;
}

.mt30 {
    margin-top: 30px;
}

.mb15 {
    margin-bottom: 15px;
}

.mb20 {
    margin-bottom: 20px;
}

.mb50 {
    margin-bottom: 50px;
}

.mb60 {
    margin-bottom: 50px;
}

.f12 {
    font-size: 12px;
}

.lh100 {
    line-height: 100%;
}

.bg-white {
    background-color: #ffffff;
}

.logo {
    /*width: 110px;*/
    height: 35px;
}

.split-line {
    display: block;
    border-top: 5px solid #F7F7F7;
    margin: 11px auto;
}

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

.search-course-box {
    display: none;
}

.search-course-area {
    height: 50px;
    width: 100%;
    background-color: #198EEE;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.search-course-area .cancel-btn {
    color: #fff;
    font-size: 12px;

}

.search-course-area .search-input {

}

.search-course-area .search-input input {
    border: none;
    outline: none;
    width: 220px;
    border-radius: 3px;
    font-size: 14px;
    color: #323232;
    height: 35px;
}

.search-course-area .search-sure-btn {
    width: 48px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    border-radius: 4px;
    color: #fff;
    background-color: #188eee;

}

#swiper1 {
    width: 100%;
    height: 149px;
}

.gk-header-area {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /*padding: 15px 0;*/
    background-color: #fff;
    height: 45px;
}

/*选择年级start*/
.show-mask-select-grade {
    position: relative;
    display: none;

}

.show-mask-select-grade .screen-mask {
    position: fixed;
    top: 60px;
    right: 0;
    left: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, .65);
    height: 100%;
    z-index: 2;
}

.show-mask-select-grade .grade-select-box {
    width: 100%;
    background-color: #fff;
    z-index: 3;
    position: absolute;
    top: 2px;
}

.show-mask-select-grade .grade-select-box .toggle-title {
    color: #323232;
    font-size: 12px;
    margin: 10px 5px;

}

.show-mask-select-grade .grade-select-box .toggle-info-bottom {
    color: #999;
    font-size: 12px;
    margin: 10px 15px;
}

.show-mask-select-grade .grade-select-box .grade-content-box {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.show-mask-select-grade .grade-select-box .grade-content-box .grade-select-item {
    display: block;
    width: 33.3333%;
}

.show-mask-select-grade .grade-select-box .grade-content-box .grade-select-item .grade-item {
    display: block;
    margin: 5px;
    background-color: #F5F5F5;
    color: #323232;
    font-size: 10px;
    height: 25px;
    line-height: 25px;
    -webkit-border-radius: 4px;
    -moz-border-radius: 4px;
    border-radius: 4px;
    text-align: center;
    position: relative;

}

.grade-content-box .grade-select-item .grade-item .grade-show-vip-icon {
    position: relative;
    top: 4px;
    left: 10px;
}

/*选择年级end*/

.show-play-record-box {
    position: relative;
    display: none;

}

.show-play-record-box .play-screen-mask {
    position: fixed;
    top: 60px;
    right: 0;
    left: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, .65);
    height: 100%;
    z-index: 4;

}

.show-play-record-box .play-records-lists {
    width: 100%;
    background-color: #fff;
    z-index: 5;
    position: absolute;
    top: 2px;
    overflow-y: scroll;
}

.show-play-record-box .play-records-lists .play-records-item {
    display: block;
    margin: 5px 10px;
    color: #969696;
    font-size: 14px;

}

.gk-header-area .left-part .cur-grade {
    color: #323232;
    font-size: 14px;
}

.gk-header-area .right-part .right-part-ul {
    display: flex;

}

.gk-header-area .right-part .right-part-ul .right-part-item {
    margin-right: 15px;

}

/*科目导航栏start*/
.select-subject-area {
    text-align: center;
    width: 100%;
    background-color: #F8F9FA;
    margin-bottom: 2px;
    margin-top: 2px;
    overflow-x: auto;
}

.select-subject-area .subject-box {
    overflow-x: scroll;
}

.select-subject-area .subject-box .subject-item {
    font-size: 14px;
    height: 30px;
    float: left;
    line-height: 30px;
    color: #9B9B9B;
    padding: 0 16px;

}

/*科目导航栏end*/

/*九宫格导航栏开始*/
.nine-ge-wrap {
    text-align: center;
    width: 100%;
    background-color: #fff;
    margin-top: -3px;
    overflow-x: auto;
    /*display: flex;*/
    padding: 10px 0px;
    /*flex-wrap: wrap;*/
    /*justify-content: space-between;*/
}

section.nine-ge-wrap a {
    width: 16.67%;
    float: left;
    margin-top: 5px;
}

@media screen and (max-width: 320px) {
    section.nine-ge-wrap a {
        width: 25%;
    }
}

@media screen and (min-width: 320px) {
    section.nine-ge-wrap a {
        width: 25%;
        min-width: 70px;
    }
}

@media screen and (min-width: 375px) {
    section.nine-ge-wrap a {
        width: 20%;
        min-width: 70px;
        height: 75px;
    }
}
@media screen and (min-width: 608px) {
    section.nine-ge-wrap a {
        width: 16.5%;
        min-width: 80px;
        height: 80px;
    }
}
@media screen and (min-width: 768px) {
    section.nine-ge-wrap a {
        width: 16.5%;
        min-width: 80px;
        height: 85px;
    }
}
@media screen and (min-width: 1024px) {
    section.nine-ge-wrap a {
        width: 16.5%;
        min-width: 80px;
        height: 90px;
    }
}

.nine-ge-wrap .ge-item-box {
    overflow-x: scroll;
    padding-bottom: 5px;
}

.nine-ge-wrap .ge-item-box .ge-item {
    font-size: 12px;
    float: left;
    color: #666;
}

.nine-ge-wrap .ge-item-box .ge-item img {
    width: 36px;
}

/*九宫格导航栏结束*/

/*观学精品课开始*/

.course-box {
    background-color: #fff;
    margin-top: 12px;
    padding-bottom: 8px;
}

.course-box-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 20px;
    line-height: 200%;
    padding: 12px 14px;
}

.course-box-title > h2 {
    font-size: 18px;
}

.course-box .a-more {
    font-size: 12px;
}

.live-jp-title .left-title {
    color: #323232;
    font-size: 18px;
    text-indent: 10px;
}

.live-jp-title .right-more {
    color: #646464;
    font-size: 12px;
    margin-right: 10px;
}

.jp-live-course-area {
    width: 100%;
    margin-bottom: 2px;
    margin-top: 2px;
    overflow-x: auto;
}

.jp-live-course-item {
    width: 230px;
}

.jp-live-course-area .jp-live-course-item-box {
    overflow-x: scroll;
    background-color: #fff;
}

.jp-live-course-area .jp-live-course-item-box .jp-live-course-item {
    font-size: 14px;
    height: 150px;
    float: left;
    color: #666;
}

.jp-live-course-item-content {
    margin: 3px 10px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    box-shadow: 0 1px 10px 0 rgba(200, 200, 200, .5);
    display: block;
    height: 137px;
    -webkit-border-radius: 4px;
    -moz-border-radius: 4px;
    border-radius: 4px;
    background-color: #fff;
}

.f-oneline {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.section-title {
    display: inline-block;
    width: 65%;
}

.jp-live-course-item-content .jp-course-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 14px;
    color: #323232;
    margin: 0 15px;
    position: relative;
    top: 15px;

}

.jp-live-course-item-content .jp-course-sub-grade {
    margin: 28px 0 0 15px;
    font-size: 10px;
    color: #15B8FF;
}

.tag {
    height: 18px;
    border: 1px solid #15B8FF;
    padding: 2px 5px;
}

.jp-live-course-item-content .jp-course-teacher-price-area {
    display: flex;
    justify-content: space-between;
    /*align-items: baseline;*/
    margin: 0 15px;
}

.jp-live-course-item-content .jp-course-teacher-price-area .left-teacher-box {
    display: flex;
    margin-top: 12px;
    /*margin-left: 10px;*/
}

.jp-live-course-item-content .jp-course-teacher-price-area .left-teacher-box .teacher-info-item {
    text-align: center;
    margin-right: 10px;
    color: #323232;
    font-size: 10px;

}

.jp-live-course-item-content .jp-course-teacher-price-area .right-price-box {
    color: #15B8FF;
    display: flex;
    flex-direction: column-reverse;
}

.teacher-img {
    width: 30px;
    height: 30px;
    border-radius: 30px;
    overflow: hidden;
}

.teacher-img > img {
    width: 100%;
}

/*观学精品课结束*/

.live-pub-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 45px;
    background-color: #fff;
}

.live-pub-title .left-title {
    color: #323232;
    font-size: 18px;
    text-indent: 10px;
}

.live-pub-title .right-more {
    color: #646464;
    font-size: 12px;
    margin-right: 10px;
}

.live-pub-course-area {
    width: 100%;
    margin-bottom: 2px;
    margin-top: 2px;
    overflow-x: auto;
    background-color: #fff;

}

.live-pub-course-area .live-pub-course-item-box {
    overflow-x: scroll;
}

.live-pub-course-area .live-pub-course-item-box .live-pub-course-item {
    font-size: 14px;
    float: left;
    color: #666;

}

.live-pub-course-area .live-pub-course-item-box .live-pub-course-item .live-pub-course-item-content {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    display: block;
    margin: 3px 10px;
}

.live-pub-course-area .live-pub-course-item-box .live-pub-course-item .live-pub-course-item-content .course-img {
    height: 94px;
    position: relative;
}

.course-pic {
    width: 100%;
}

.live-pub-course-area .live-pub-course-item-box .live-pub-course-item .live-pub-course-item-content .course-img .course-state {
    width: 64px;
    height: 22px;
    text-align: center;
    line-height: 22px;
    color: #fff;
    font-size: 12px;
    position: absolute;
    background-color: #5DDE36;
    bottom: 0;
}

.live-pub-course-area .live-pub-course-item-box .live-pub-course-item .live-pub-course-item-content .course-img .img-state-title {
    width: 100%;
    height: 30px;
    text-align: center;
    line-height: 30px;
    color: #fff;
    position: absolute;
    background-color: #ECECEC;
    opacity: .9;
    font-size: 16px;
    top: 25px;

}

.live-pub-course-area .live-pub-course-item-box .live-pub-course-item .live-pub-course-item-content .course-small-title {
    color: #323232;
    font-size: 12px;
    margin-top: 10px;
    height: 33px;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}

.live-pub-course-area .live-pub-course-item-box .live-pub-course-item .live-pub-course-item-content .course-time {
    color: #969696;
    font-size: 12px;
    margin-top: 5px;
    margin-bottom: 5px;
}

/*观学公开资源结束*/

.special-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 45px;
    background-color: #fff;
}

.special-title .left-title {
    color: #323232;
    font-size: 18px;
    text-indent: 10px;
}

.special-title .right-more {
    color: #646464;
    font-size: 12px;
    margin-right: 10px;
}

.special-course-area {
    width: 100%;
    margin-bottom: 2px;
    margin-top: 2px;
    overflow-x: auto;
    background-color: #fff;

}

.special-course-area .special-course-item-box {
    overflow-x: scroll;
}

.special-course-area .special-course-item-box .special-course-item {
    font-size: 14px;
    float: left;
    color: #666;
    /*height: 200px;*/

}

.special-course-area .special-course-item-box .special-course-item .special-course-item-content {
    box-sizing: border-box;
    display: block;
    margin: 3px 10px;
    /*background-color: pink;*/
}

.special-course-area .special-course-item-box .special-course-item .special-course-item-content .course-img {
    height: 100px;
    position: relative;
}

.special-course-item-box .special-course-item .special-course-item-content .course-img .img-state-title {
    width: 100%;
    height: 30px;
    text-align: center;
    line-height: 30px;
    color: #fff;
    position: absolute;
    background-color: #ECECEC;
    opacity: .9;
    font-size: 16px;
    top: 25px;

}

.special-course-area .special-course-item-box .special-course-item .special-course-item-content .course-small-title {
    color: #323232;
    font-size: 12px;
    margin-top: 10px;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}

/*特色课结束*/

/*趣味课开始*/
.gk-interest-course {
    height: 200px;
    background-color: #fff;
    margin-top: 15px;

}

.gk-interest-course .interest-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 45px;
    background-color: #fff;
}

.gk-interest-course .interest-title .left-title {
    color: #323232;
    font-size: 18px;
    text-indent: 10px;
}

.gk-interest-course .interest-title .right-more {
    color: #646464;
    font-size: 12px;
    margin-right: 10px;
}

.gk-interest-course .interest-course-area {
    width: 100%;
    margin-bottom: 2px;
    margin-top: 2px;
    overflow-x: auto;
    background-color: #fff;

}

.gk-interest-course .interest-course-area .interest-course-item-box {
    overflow-x: scroll;
}

.gk-interest-course .interest-course-area .interest-course-item-box .interest-course-item {
    font-size: 14px;
    float: left;
    color: #666;
    /*height: 200px;*/

}

.gk-interest-course .interest-course-area .interest-course-item-box .interest-course-item .interest-course-item-content {
    box-sizing: border-box;
    display: block;
    margin: 3px 10px;
}

.gk-interest-course .interest-course-area .interest-course-item-box .interest-course-item .interest-course-item-content .course-img {
    height: 100px;
    position: relative;
}

.interest-course-item-box .interest-course-item .interest-course-item-content .course-img .img-state-title {
    width: 100%;
    height: 30px;
    text-align: center;
    line-height: 30px;
    color: #fff;
    position: absolute;
    background-color: #ECECEC;
    opacity: .9;
    font-size: 16px;
    top: 25px;

}

.interest-course-item-box .interest-course-item .interest-course-item-content .course-small-title {
    color: #323232;
    font-size: 12px;
    margin-top: 10px;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}

/*趣味课结束*/

/*免费课开始*/
.gk-free-course {
    height: 200px;
    background-color: #fff;
    margin-top: 15px;

}

.gk-free-course .free-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 45px;
    background-color: #fff;
}

.gk-free-course .free-title .left-title {
    color: #323232;
    font-size: 18px;
    text-indent: 10px;
}

.gk-free-course .free-title .right-more {
    color: #646464;
    font-size: 12px;
    margin-right: 10px;
}

.gk-free-course .free-course-area {
    width: 100%;
    margin-bottom: 2px;
    margin-top: 2px;
    overflow-x: auto;
    background-color: #fff;

}

.gk-free-course .free-course-area .free-course-item-box {
    overflow-x: scroll;
}

.gk-free-course .free-course-area .free-course-item-box .free-course-item {
    font-size: 14px;
    float: left;
    color: #666;
}

.gk-free-course .free-course-area .free-course-item-box .free-course-item .free-course-item-content {
    box-sizing: border-box;
    display: block;
    margin: 3px 10px;
}

.gk-free-course .free-course-area .free-course-item-box .free-course-item .free-course-item-content .course-img {
    height: 100px;
    position: relative;
}

.free-course-item-box .free-course-item .free-course-item-content .course-img .img-state-title {
    width: 100%;
    height: 30px;
    text-align: center;
    line-height: 30px;
    color: #fff;
    position: absolute;
    background-color: #ECECEC;
    opacity: .9;
    font-size: 16px;
    top: 25px;

}

.free-course-item-box .free-course-item .free-course-item-content .course-small-title {
    color: #323232;
    font-size: 12px;
    margin-top: 10px;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}

/*免费课结束*/

.jc-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 45px;
    background-color: #fff;
}

.jc-title .left-title {
    color: #323232;
    font-size: 18px;
    text-indent: 10px;
}

.jc-title .right-more {
    color: #646464;
    font-size: 12px;
    margin-right: 10px;
}

.jc-course-area .jc-course-item {
    margin: 10px 15px;
    display: block;
}

/*精彩专题课结束*/
.vm {
    vertical-align: middle;
}

.icon {
    background: url(/static/images/index_icons.png) no-repeat;
    display: inline-block;
}

.icon-clock {
    height: 14px;
    width: 14px;
    background-position: -188px -231px;
}

.icon-vip {
    height: 18px;
    width: 18px;
    background-position: -45px 0px;
    background-size: 71px;
}

.icon-vip.active {
    background-position: 0px 0px;
}

.select-icon {
    height: 25px;
    width: 25px;
    background-position: 2px -105px;
    background-size: 100px;
}

.play-record-icon {
    height: 25px;
    width: 25px;
    background-position: -65px -52px;
    background-size: 100px;
}

.search-icon {
    height: 25px;
    width: 25px;
    background-position: 0 -52px;
    background-size: 100px;
}

.dock-container {
    width: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
}

.bottom-dock {
    margin: auto;
    max-width: 768px;
    background: #ffffff;
    text-align: center;
    font-size: 12px;
    padding: 10px 0 5px;
    overflow: auto;
    border-top: 1px solid #f1f1f1;
    display: flex;
}

.dock-icon {
    background: url(/static/images/dock.png) no-repeat;
    background-size: 20px;
    background-position-x: center;
}

.bottom-dock li {
    flex: 1 1;
    float: left;
}

.bottom-dock a {
    display: block;
    height: 100%;
}

.dock-icon {
    display: block;
    height: 24px;

}

.icon-more {
    height: 14px;
    width: 14px;
    background-position: -102px -230px;
}

.dock-index.active .dock-icon {
    background-position-y: 0px;
}

.dock-index .dock-icon {
    background-position-y: -38px;
}

.dock-course .dock-icon {
    background-position-y: -113px;
}

.dock-course.active .dock-icon {
    background-position-y: -75px;
}

.dock-grow .dock-icon {
    background-position-y: -190px;
}

.dock-grow.active .dock-icon {
    background-position-y: -152px;
}

.dock-one .dock-icon {
    background-position-y: -343px;
}

.dock-one.active .dock-icon {
    background-position-y: -305px;
}

.dock-my .dock-icon {
    background-position-y: -266px;
}

.dock-my.active .dock-icon {
    background-position-y: -229px;
}

.tool {
    width: 70px;
}

.html-end {
    margin-bottom: 58px;
}

.play-history > li {
    border-bottom: 1px solid #e4e4e4;
    width: 90%;
    padding: 10px 0;
    margin: auto;
}

.play-history .history-title {
    font-size: 12px;
}

.play-history .history-description {
    font-size: 11px;
    text-indent: 2em;
    color: #ccc;
}

.select-grade-title {
    margin-right: 20px;
}

.search-sure-btn {
    border: 0;
}

.m-header_nav-link, .m-header_nav-link .iconfont {
    font-size: 24px;
}

.teacher_ti {
    font-size: 16px;
}

.course_name {
    font-size: 14px;
}

.content {
    line-height: 200%;
    padding: 3px 12px 12px;
}

.content h3 {
    font-size: 16px;
    line-height: 250%;
}

.content p {
    color: #666;
}

.content img {
    width: 100%;
}

.wrap {
    position: fixed;
    top: 42%;
    z-index: 111;
    width: 100%;
    text-align: center;
    height: 3%;
    min-height: 102px;
    display: none;
    overflow: hidden;
}

.layer, .layer img {
    max-width: 445px;
    width: 80%;
}

.layer {
    margin: auto;
    position: relative;
    border: 1px solid #ccc;
    border-radius: 10px;
    background-color: white;
    box-shadow: 1px 1px 2px #ccc;
}

.close {
    background: url(/assets/site/2013/image/video_pay_bg.png) 0px -123px no-repeat;
    height: 21px;
    width: 21px;
    display: block;
    position: absolute;
    top: 1%;
    right: 1%;
}

.layer .btn {
    height: 54%;
    width: 14%;
    position: absolute;
    display: block;
    top: 39%;
    right: 14%;
}

.goTop {
    width: 40px;
    height: 40px;
    position: fixed;
    right: 5%;
    bottom: 5%;
    overflow: hidden;
    background: url(/assets/site/2015/images/gotop.png) no-repeat;
    background-size: 40px 40px;
    display: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

#videoPlace.show > div {
    display: block;
}

video {
    display: block;
    /*position: absolute;*/
    z-index: 10;
}

.icon-play {
    display: inline-block;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 10px solid #CDCDCD;
}

.icon-play.active, .slideNav dt.active .icon-play {
    -webkit-transform: rotate(90deg);
    -moz-transform: rotate(90deg);
    -ms-transform: rotate(90deg);
    -o-transform: rotate(90deg);
    transform: rotate(90deg);
}

.slideNav dd p.free:before {
    content: '免费';
    background: #15B8FF;
    color: #ffffff;
    font-size: 12px;
    border-radius: 4px;
    padding: 3px 3px;
}

.slideNav dd p.need-buy:before {
    content: 'VIP';
    background: linear-gradient(to right, #F6E5C4, #E9C792);
    color: #B8802F;
    font-size: 12px;
    border-radius: 4px;
    padding: 3px 4px;
}

.slideNav dd p.vip-look:before {
    content: 'VIP';
    background: linear-gradient(to right, #F6E5C4, #E9C792);
    color: #B8802F;
    font-size: 12px;
    border-radius: 4px;
    padding: 3px 4px;
}

.slideNav dd p.zunxiang-look:before {
    width:35px;
    height: 20px;
    background-image: url("/static/images/zunxiang-look.png");
}

/*.slideNav dd p:after {*/
/*margin-right: 14px;*/
/*position: absolute;*/
/*content: "";*/
/*background-size: 20px;*/
/*right: 0;*/
/*background-position: 0 -324px;*/
/*}*/

.slideNav dd p.active:after {
    background-position: 0 156px;
    /*background-position: 0 -291px;*/
}

/*.slideNav dd p.active:before {*/
/*content: '免费';*/
/*background: #15B8FF;*/
/*color: #ffffff;*/
/*font-size: 12px;*/
/*border-radius: 4px;*/
/*padding: 3px 3px;*/
/*}*/

.slideNav dd p.need-buy:after {
    background-position: 0 251px;
}

.slideNav dd p.active span:after {
    /*position: absolute;*/
    /*content: '正在播放';*/
    /*right: 10%;*/
    /*color: #15B8FF;*/
    /*font-size: 12px;*/
}

.slideNav dd p.active:after {
    position: absolute;
    left: 4px;
    content: url(https://img.qiaoxuesi.com/icon/%E6%92%AD%E6%94%BE%202.gif);
    /* background: #15B8FF; */
    /* color: #15B8FF; */
    /* font-size: 12px; */
    /* border-radius: 4px; */
    /* padding: 3px 3px; */
    line-height: 42px;
    top: 3px;
}

.icon-standard, .slideNav dd p:after {
    background-image: url(https://img.qiaoxuesi.com/icon/video_icons.png?v=1);
    background-repeat: no-repeat;
    display: inline-block;
    width: 25px;
    height: 25px;
    background-size: 25px;
}

/*.icon-standard, .slideNav dd p:after {*/
/*background-image: url(https://img.qiaoxuesi.com/icon/video_icons.png?v=1);*/
/*background-repeat: no-repeat;*/
/*display: inline-block;*/
/*width: 25px;*/
/*height: 25px;*/
/*background-size: 25px;*/
/*}*/

.icon-follow {
    background-position: 0 0;
}

.icon-download {
    background-position: 0 -124px;
}

/*.icon-collect {*/
/*background-position: 0 -166px;*/
/*}*/

/*.icon-collect.active {*/
/*background-position: 0 -207px;*/
/*}*/

.icon-index {
    background-position: 0 -40px;
}

.icon-person {
    width: 30px;
    height: 30px;
    background-size: 30px;
    background-position: 0 -94px;
}

.icon-warn {
    display: inline-block;
    background: url(//img.qiaoxuesi.com/icon/warn.png) no-repeat;
    width: 20px;
    height: 20px;
    background-size: 20px;
}

.icon-success {
    display: inline-block;
    background: url(//img.qiaoxuesi.com/icon/success_blue.png) no-repeat;
    width: 25px;
    height: 25px;
    background-size: 100%;
}

.tools-container {
    overflow: auto;
    padding: 0px 14px 5px 14px;
}

.tools-container .title {
    float: left;
    width: 55%;
}

.tools-container .tools {
    line-height: 100%;
    font-size: 12px;
    display: flex;
    justify-content: space-around;
    margin:0;
}

.tools-container .tools > a {
    display: inline-block;
    /*flex: 1 1;*/
}

.tools-container .tools span {
    display: block;
    clear: both;
    color: #333333;
    font-size: 12px;
}

.tools-container .video-title {
    font-size: 1.4rem;
    height: 33px;
    overflow: hidden;
    line-height: 120%;
}

.tools-container .price {
    font-size: 14px;
    color: #FF5C36;
}

.tools-container .price.free {
    color: #999;
}

.download-app {
    width: 94%;
    height: 35px;
    line-height: 35px;
    background: #15B8FF;
    margin-left: auto;
    margin-right: auto;
    -webkit-border-radius: 20px;
    -moz-border-radius: 20px;
    border-radius: 20px;
    color: #ffffff;
    font-size: 14px;
    box-shadow: 0 5px 10px 0 #B3E7FF;
}

.bottom-float-nav {
    position: fixed;
    left: 0;
    bottom: 0;
    height: 50px;
    background: #ffffff;
    width: 100%;
    z-index: 100;
}

.button-buy {
    background: #15B8FF;
    border: 0;
    display: block;
    height: 100%;
    width: 100%;
    color: #ffffff;
}

.btn {
    display: inline-block;
    height: 100%;
    width: 100%;
    color: #ffffff;
    text-align: center;
    font-size: 16px;
}

.btn-default {
    background: #15B8FF;
    -webkit-border-radius: 50px;
    -moz-border-radius: 50px;
    border-radius: 50px;
    height: 30px;
    line-height: 30px;
}

.btn-cancel {
    border: 1px solid #EEEEEE;
    color: #999999;
    height: 30px;
    line-height: 30px;
    -webkit-border-radius: 50px;
    -moz-border-radius: 50px;
    border-radius: 50px;
    font-size: 14px;
}

.pop-title {
    font-size: 16px;
    font-weight: bold;
    color: #333333;
    line-height: 200%;
    text-align: center;
}

.pop-content {
    line-height: 150%;
    margin: 14px 0;
    font-size: 16px;
}

.bottom-float-nav > * > div {
    float: left;
    height: 100%;
}

.bottom-float-nav .goto-index {
    width: 20%;
    line-height: 50px;
}

.bottom-float-nav .goto-index > a {
    display: inline-block;
}

.bottom-float-nav .buy-course {
    width: 80%;
}

.bottom-float-nav .button-buy {
    font-size: 18px;
    line-height: 50px;
}

.audio-bg {
    background: url(//img.qiaoxuesi.com/Fqi7o3D1kBU4QEJKEyxnXJt3kZTz) no-repeat;
    background-size: 100% 100%;
}

.caption-bg {
    background: url(//img.qiaoxuesi.com/caption-bg-cover.png) no-repeat;
    background-size: 100% 100%;
}

.toListen {
    display: inline-block;
    margin-top: 10px;
    height: 40px;
    line-height: 40px;
    width: 100px;
    background: #65a8df;
    font-weight: bold;
    font-size: 14px;
    color: #ffffff;
    border-radius: 5px;
    box-shadow: #548fc1 4px 8px 9px;
}

.float-top {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 99;
    width: 100%;
    background: #ffffff;
    box-shadow: 0px 2px 2px #d6cece;
}

.login-container {
    overflow: auto;
    text-align: center;
    font-size: 14px;
    padding: 16px 0;
    background: #4a4a4a;
}

.login-container a {
    display: inline-block;
    width: 65px;
    border-radius: 50px;
    padding: 3px;
}

.login-container img {
    max-width: 100%;
    max-height: 100%;
}

.layui-layer.layui-layer-page.layer-anim {
    border-radius: 10px;
}

.followWeixin {
    padding: 30px 14px 14px;
    text-align: center;
    width: 80%;
    margin: auto;
}

.followWeixinTitle {
    font-size: 17px;
    line-height: 180%;
    font-weight: bold;
}

.followWeixinCode {
    text-align: center;
}

.followWeixinCode img {
    width: 70%;
}

.f-blue {
    color: #1F88F6;
}

.layui-layer-setwin a.layui-layer-close2 {
    position: relative;
    width: 15px;
    height: 15px;
    top: -8px;
    right: -10px;
    opacity: 0.75;
    border-radius: 50%;
    padding: 8px;
}

.gkrightmenuball {
    width: 60px;
    height: 60px;
    background: url(https://img.qiaoxuesi.com/icon/plus.png) center no-repeat;
    background-size: 65px;
    position: fixed;
    right: 15px;
    bottom: 60px;
    z-index: 90;
    transform: translateY(150px);
}

.gkrightmenuball.show {
    transform: translateY(0);
    transition: 0.4s;
}

.gkrightmenuball:active {
    transform: scale(1.2);
    transition: 0.1s;
}

.gkrightmenuball .badge {
    top: 0;
    right: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: red;
    position: absolute;
}

.visibility_hidden {
    visibility: hidden;
    display: none;
}

.fit-course {
    margin-left: 14px;
    /*margin-right: 14px;*/
}

.fit-course-title {
    font-size: 18px;
    color: #323232;
    font-weight: bold;
}

.fit-course-list {
    line-height: 200%;
    display: -webkit-flex;
    display: flex;
    /*justify-content: space-around;*/
    overflow: scroll;
}

.fit-course-list li {
    /*width: 31%;*/
    margin-right: 10px;
}

.fit-course-list li div {
    /*width: 160px;*/
    height: 100px;
}

.fit-course-list li img {
    width: 155px;
    height: 93px;
    border-radius: 4px;
}

.jiukuaijiu {
    min-width: 120px;
    width: 120px;
    height: 78px;
    overflow: hidden;
    margin-right: 10px;
    border-radius: 5px
}

.fit-course-name-jiukuaijiu {
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    word-break: break-all;
    overflow: hidden;
    font-size: 14px;
    color: #323232;
}

.fit-course-name {
    width: 145px;
    font-size: 14px;
    color: #323232;
    white-space: nowrap;
    -ms-text-overflow: ellipsis;
    text-overflow: ellipsis;
    overflow: hidden;
}

.fit-course-desc {
    font-size: 12px;
    color: #999999;
}

.fit-course-give {
    text-align: center;
    color: #FF5C36;
    font-size: 10px;
    background: #FFF2EF;
    height: 25px;
    line-height: 25px;
    border-radius: 5px;
    margin: 15px 0 0;
    white-space: nowrap;
    -ms-text-overflow: ellipsis;
    text-overflow: ellipsis;
    overflow: hidden;
    /*letter-spacing: 1px;*/
}

.fit-course-away {
    text-align: center;
    color: #FFFFFF;
    background: #15B8FF;
    width: 95px;
    height: 30px;
    line-height: 30px;
    font-size: 14px;
    border-radius: 25px;
    box-shadow: 0px 3px 8px #9ae0ffde;
    /*position: absolute;*/
    /*left: 120%;*/
    margin-top: -10px;
    margin-left: 50px;
}

.iosMiniProgramHide, .iosMiniProgramShow {
    display: none;
}

.ios-button-disabled {
    background: #CCCCCC;
    color: #ffffff;
    font-size: 16px;
    text-align: center;
    line-height: 40px;
    height: 40px;
    width: 90%;
    margin: auto;
    border-radius: 5px;
}

.alertTitle {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    opacity: 1;
    font-family: "Microsoft Yahei", "Helvetica Neue", Helvetica, STHeiTi, sans-serif;
    margin: 0px;
    box-sizing: border-box;
    border-radius: 4px;
    padding-right: 35px;
    color: #8a6d3b;
    text-shadow: 0 1px 0 rgba(255, 255, 255, .2);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .25), 0 1px 2px rgba(0, 0, 0, .05);
    background-repeat: repeat-x;
    background-image: none;
    height: 60px;
    line-height: 60px;
    font-size: 14px;
    text-align: center;
    background: #feffb9;
    border-top: 1px dotted red;
    border-bottom: 1px dotted red;
}