/*app列表页面*/
.grade_li{
    width: 45%;
    height: 185px;
    margin: 3% 1.5% 3% 3%;
    display: flex;
    flex-direction: column;
    float: left;
}
.grade_name{
    width: 100%;
    height: 100px; 
    text-align: center;
    color: white;
    font-size: 20px;
    line-height: 100px;
}
.grade_name img{
    width: 100%;
    height: 100px;
}
.grade_info{
    width:100%;
    height: 85px;
    background: #ffffff;
}
.course_name{
    font-size: 1.5rem;
    /*    margin-top: 5px;*/
    padding-top: 5px;
    margin-left: 5px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.course_all{
    width: 100%;
    max-height:24px;
    overflow: hidden;
    position: relative;
}
.all_course{
    font-size: 14px;
    margin-left: 5px;
    width: 85px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: grey;
    display: block;
    float: left;
}
.img_members{
    float: left;
    margin-left: 20px;
    padding-right: 5px;
    position: absolute;
    right: 5px;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.all_members_img {
    width: 22px;
    height: 22px;
}

.all_members{
    font-size: 14px;
    color: grey;
}
.now_pay{
    font-size: 14px;
    color: orangered;
    margin-left: 5px;
}
.old_pay{
    font-size: 8px;
    text-decoration:line-through;
    color: grey;
}

/*app详情页面*/
.course_list{
    width: 100%;
    height: 110px;
    margin-top: 5px;
    padding-top: 5px;
    background: #ffffff;
}
.course_list .course_image{
    width: 37%;
    height: 105px;
    margin-left: 5px;
    float:left;
}
.course_list .course_info{
    width: 58%;
    float: left;
    margin-left: 5px;
    max-height: 110px;
    overflow: hidden;
}
.course_title{
    font-size: 1.5rem;
    margin-top: 10px;
}
.hour{
    margin-top: 10px;
    max-width: 200px;
    max-height: 20px;
    width: 100%;
    overflow: hidden;
    position: relative;
}
.clock{
    font-size: 12px;
    color: grey;
    float: left;
}
.online_people{
    font-size: 12px;
    color: grey;
    position: absolute;
    right:5px
}
.pay{
    margin-top: 15px;
    position: relative;
}
.teacher_name{
    font-size: 14px;
    color: grey;
    position: absolute;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pay .now_price{
    font-size: 14px;
    /*    color: orangered;*/
    margin-left: 50%;

}
.pay .old_price{
    font-size: 8px;
    color: grey;
    text-decoration:line-through;

}
.all_price{
    position: fixed;
    bottom: 0px;
    height: 50px;
    width: 100%;
}
.all_pay{
    width: 70%;
    height: 50px;
    background: #ffffff;
    float: left;
}
.all_pay  .now_price{
    font-size: 23px;
    /*    color: orangered;*/
    margin-left: 5px;
}
.all_pay  .old_price{
    font-size: 14px;
    color: #999; 
    text-decoration:line-through;
}
.all_pay .all_course{
    font-size: 14px;
    color: #999; 
}
.btn_pay{
    width: 30%;
    border-radius: 5px;
    color: #ffffff;
    height: 50px;
    margin-left: 70%;
    text-align: center;
    background-color: orange;
    line-height: 50px; 
}



/*PC端课程包列表*/


/*pc端详情页*/
.pc .main {
    margin-top: 0!important;
    margin-bottom: 0!important;
    position: relative;
    min-height: auto;
    width: 1192px;
    margin-left: 4px;
}
.community_main {
    margin: 0;
}
.courseTop.pcapp {
    width: 1192px;
    height: 346px !important;
    margin-left: 4px;
    border-bottom: 1px solid #eee;
    background: #fff;
    box-sizing: border-box;
}
.pc .pc_box_shadow {
    box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.3);
    border-radius: 4px;
}
.courseTop {
    position: relative;
    z-index: 999;
}
.pc .courseImg {
    width: 510px;
    height: 286px;
    margin: 20px;
    /*    background: url(/images/default/course/default.jpg);*/
}
img {
    vertical-align: top;
    overflow: hidden;
}
.courseTop.pcapp .coursebg2 {
    width: 510px;
    height: 286px;
    margin: 20px;
    background-color: transparent;
}
.courseTop .coursebg {
    color: #fff;
}
.courseTop .coursebg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    overflow: hidden;
}
.pc .courseTop .courseinfo {
    line-height: 286px;
    font-size: 20px;
    position: absolute;
    width: 100%;
    height: 100%;
}
.text-center {
    text-align: center;
}
/*.courseTop .coursestate.play_icon {
    background-size: 70px 65px;
    background-image: url(/images/course/play_icon.png);
}*/
.courseTop .coursestate {
    height: 100%;
    background-position: center;
    background-repeat: no-repeat;
}
.coursebg .live_go_state {
    position: absolute;
    color: #fff;
    bottom: 5px;
    left: 10px;
    font-size: 17px;
}
.hide {
    display: none;
}
.coursebg .live_go_state .hide  img {
    vertical-align: top;
    overflow: hidden;
    background: url(/images/course/live_go.gif);
}
.pc .coursebg .live_title {
    width: 270px;
}
.coursebg .live_title {
    position: absolute;
    color: #fff;
    bottom: 5px;
    right: 10px;
    font-size: 17px;
    text-align: right;
    width: 195px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.hide {
    display: none;
}
.pc .pc_course_content {
    position: absolute;
    top: 19px;
    right: 0px;
    width: 600px;
    height: 286px;
}
.pc .pc_course_content h3.lesson_title {
    font-size: 24px;
    line-height: 30px;
    width: 100%;
    height: 30px;
    margin-bottom: 8px;
    font-weight: 500;
    overflow: hidden;
}
.lesson{
    font-size: 14px;
    color: #999;
    margin-top: 20px;
    margin-bottom: 20px;
    display: -webkit-box; 
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
}
.has_purchase{
    font-size: 14px;
    color: #999;
    margin-top: 20px;
    margin-bottom: 20px;
}
.course_num{
    font-size: 14px;
    color: #999;
}
.purchase_num{
    font-size: 14px;
    color: #999;
    margin-left: 30px;
}
.course_price{
    height: 20px;
    margin-top: 20px;
    color: #999;
}
.price_now{
    font-size: 18px;
    color: #fc5a31;
}
.price_old{
    text-decoration:line-through;
    font-size: 14px;
    color: #999;
}
.pc .buy_study_btn {
    width: 140px;
    height: 48px;
    position: absolute;
    left: 0;
    bottom: 0;
    font-size: 18px;
    font-size: 1.7rem;
}
.pc .joincourse_btn_pc {
    display: inline-block;
    width: 100%;
    line-height: 48px;
    text-align: center;
    border-radius: 3px;
}
a, a:link, a:visited {
    text-decoration: none;
    cursor: pointer;
}
.bg_theme {
    background-color: #fc5a31;
}
.bg_theme {
    background: #fc5a31;
    color: #fff;
    border: none;
}

.course_list_fl{
    width: 100%;
    height: 150px;
    margin-top: 15px;
    /*    margin-left: 60px;*/
    background: #ffffff;
    box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.3);
    border-radius: 4px;
}
.course_list_fl .course_image{
    width: 185px;
    height: 120px;
    margin-left: 5px;
    margin-top: 15px;
    float:left;


}
.course_list_fl .course_info{
    width: 61.3%;
    float: left;
    margin-left: 5px;
    margin-top: 15px;
    max-height: 120px;
    overflow: hidden;

}
.course_introduce{
    font-size: 14px;
    color: #999;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.cover_select{
    width: 30px;
    height: 30px;
    margin-left: 16px;
    margin-top: 16px;
    z-index: 1;
    position: absolute;
}
.cover_select_mobile{
    width: 30px;
    height: 30px;
    margin-left: 6px;
    margin-top: 6px;
    z-index: 1;
    position: absolute;
}
.classShare{
    background: url(/images/course/class-share.png) no-repeat;
    background-size: 22px;
    width: 22px;
    margin: 8px 4px;
}
.grade_pay{
    display: inline-block;
    overflow: hidden;
    width: 110px;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.grade_user{
    display: inline-block;
    width: 50px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    text-align: center;
}
.vip-log{
    background: rgba(193, 161, 97, 0.9);
    display: inline-block;
    top: 6px;
    right: 6px;
    padding: 0 5px;
    font-size: 14px;
    line-height: 24px;
    color: #fff;
    border-radius: 2px;
    position: absolute;
}
.grade_deadline{
    position: absolute;
    left: 0px;
    top: 10px;
    color: #fff;
    background: rgba(0,0,0,0.3);
    width: 130px;
    line-height: 18px;
    padding-left: 10px; 
}
.grade_deadline_pc{
    position: absolute;
    left: 140px;
    bottom: 10px;
}
.cgrade_deadline_pc span{
    cursor: pointer;
}