*{
  box-sizing: border-box;
}
html,body{
  margin: 0;
  padding: 0;
}
body{
  position: relative;
}
input,button{
  border: none;
  outline: none;
  cursor: pointer;
}
.clearfox:after{
  content: '';
  display: block;
  height: 0;
  clear:both;
  visibility: hidden;
}
.clearfix{
  *zoom: 1;/*ie6清除浮动的方式 *号只有IE6-IE7执行，其他浏览器不执行*/
}
.fl{
  float: left;
}
.fr{
  float: right;
}
ul,li{
  list-style: none;
}
.headerCont{
  width: 100%;
  padding-top: 30px;
  background-color: #1E1E1E;
}
.content{
  max-width: 1200px;
  width: 1200px;
  margin: 0 auto;
  position: relative;
  min-height: 700px;
}
.plv_head_cont,#plv-pc-main{
  height: 60px;
  width: 860px;
  background-color: #303133;
  line-height: 60px;
  padding: 0 20px;
  display: flex;
  align-items: center;
}
#plv-pc-main{
  height: 480px;
  padding: 0 ;
}
.plv_head_icon{
  border-radius: 4px;
  background-color: #606266;
  color: #FFFFFF;
  width: 56px;
  height: 28px;
  line-height: 28px;
  text-align: center;
  font-size: 14px;
  margin-right: 8px;
}
.plv_head_className{
  font-size: 22px;
  color: #FFFFFF;
  display: inline-block;
  /* width: 482px; */
  width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: middle;
  letter-spacing: 1px;
}
.no_next_time{
  width: 730px;
}
.plv_next_classTime{
  color: #FFFFFF;
  font-size: 14px;
  white-space: nowrap;
}
.headerCont .content{
  padding-bottom: 30px;

}
.plv-watch-pc__info {
  margin-top: 20px;
  width: 860px;
  height: 140px;
  background-color: #2D2D2D;
  border-radius: 5px;
  padding: 20px 20px;
  color: #fff;
  position: relative;
  display: flex;
  align-items: center;
}
.plv-watch-pc__info__logo {
  width: 164px;
  height: 85px;
  margin-right: 10px;
  vertical-align: middle;
  border-radius: 4px;
  display: none;
}
.plv-watch-pc__info__desc {
  display: inline-block;
  vertical-align: middle;
}
.plv-watch-trudition-text{
  color: #909399;
  width: 500px;
  height: 34px;
  overflow: hidden;
  font-size: 12px;
  text-overflow: -o-ellipsis-lastline;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}
.plv-watch-pc__info__desc__name {
  margin-bottom: 8px;
  line-height: 24px;
  font-size: 16px;
  margin-top: 0;
}
.plv-watch-pc__info__desc__publisher-ico {
  display: inline-block;
  width: 18px;
  height: 18px;
  vertical-align: middle;
  background: url('../img/person.png') no-repeat;
  background-size: 18px 18px;
  margin-right: 4px;
}
.plv-watch-pc__info__desc__publisher,
.plv-watch-pc__info__desc__view {
  font-size: 14px;
  vertical-align: middle;
}
.plv-watch-pc__info__desc__publisher::after {
  content: '|';
  margin: 0 16px;
}
.c-basic-info__meta{
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translate(0, -50%);
  cursor: pointer;
}
.c-basic-info__meta__item__share {
  position: relative;
  color: #fff;
  display: inline-block;
}
.c-basic-info__meta #yuyue{
  margin-right: 10px;
}
.c-basic-info__meta #yuyue .c-tooltip__main{
  background: url('../img/appiontment.png') no-repeat;
  background-size: 100% 100%;
}
/* #plv-pc-main{
  display: none;
} */
.loading-text{
  width: 100%;
  display: block;
  text-align: center;
  margin-top: 30px;
  color: #fff;
  position: relative;
}
.loading-text::before{
  display: inline-block;
  content: "";
  width: 24px;
  height: 24px;
  background: url("../img/loading.gif") no-repeat;
  background-size: 100% 100%;
  vertical-align: middle;
  margin-right: 5px;
  border-radius: 50%;
}
#plv-watch__status {
  display: inline-block;
  margin-left: 10px;
}
#plv-watch__status::after {
  border-radius: 2px;
  font-size: 12px;
  padding: 0 4px;
  border: 1px solid;
  line-height: 1;
}
.plv-watch__status--end::after {
  border-color: hsla(0,0%,100%,.6);
  color: hsla(0,0%,100%,.6);
  content: '暂无直播'
}

.plv-watch__status--playback::after {
  color: #78a7ed;
  border-color: #78a7ed;
  content: '回放中'
}

.plv-watch__status--live::after {
  color: #f06e6e;
  border-color: #f06e6e;
  content: '进行中'
}
.c-tooltip{
  display: inline-block;
  vertical-align: middle;
}
.c-tooltip__main{
  width: 20px;
  height: 20px;
  background: url("../img/share.png") no-repeat;
  background-size: 100% 100%;
}
.plv-main-box{
  width: 860px;
  height: 480px;
  position: relative;
  overflow: hidden;
}
.noStartNotice{
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  width: 860px;
  height: 480px;
  background-color: rgba(0, 0, 0, 0.5);
  display: none;
}
.nostartImg{
  width: 860px;
  height: 100%;
}
.toastBg{
  position: absolute;
  top: 0;
  width: 100%;
  height: 480px;
  background: rgba(0,0,0,.5);
}
.start-mod-time,.canTap,.live_grade_notice{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  width: 350px;
  height: 60px;
  line-height: 60px;
  text-align: center;
  background: rgba(26, 140, 254, 0.8);
  border-radius: 5px;
  display: none;
}
.live_grade_notice{
  padding: 10px;
  line-height: 2.6;
  min-height: 60px;
  height: auto;
}
.canTap{
  width: 135px;
  cursor: pointer;
}
/* 侧栏聊天室 */
.plv-watch-pc__side {
  position: absolute;
  left: 73.2%;
  right: 0;
  top: 0;
  bottom: 30px;
}
.plv-watch-pc__chat {
  position: absolute;
  left: 0;
  top: 0;
  padding-top: 0%;
  width: 100%;
  height: 100%;
  display: none
}
/* 直播详情时聊天室位置内容 */
.no-play-top{
  width: 100%;
  height: 153px;
  padding: 20px;
  background-color: #303133;
  color: #FFFFFF;
  border-radius: 5px;
}
.countDown ,.countDown span  b,.countDown span i{
  font-size: 14px;
}
.countDown{
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
}
.no-play-btn{
  margin-top: 20px;
}
.no-play-nomal{
  width: 282px;
  height: 41px;
  line-height: 41px;
  text-align: center;
  background-color: #1A8CFE;
  color: #FFFFFF;
  font-size: 16px;
  border-radius: 5px;
  letter-spacing: 2px;
}
.disable-play-nomal{
  background-color: #606266;
}
#ply-menu-list-cont img{
  width: 100%;
}
.no-play-course-list{
  margin-top: 10px;
  width: 100%;
  height: 537px;
  background-color: #303133;
  border-radius: 5px;
  overflow: hidden;
}
.course_list{
  width: 100%;
  height: 47px;
  padding-left: 20px;
  color: #FFFFFF;
  position: relative;
  line-height: 47px;
  border-bottom: 1px solid #191919;
}
.course_list_title{
  position: relative;
  display: inline-block;
}
.course_list_title::after{
  display: block;
  content: "";
  position: absolute;
  bottom: 2px;
  left: 1px;
  width: 100%;
  height: 2px;
  background-color: #FFFFFF;
}
.playback-friendly-tips{
  position: absolute;
  right: 11px;
  top: 50%;
  transform: translate(10px, -50%);
}
.course_list_title_notice{
  position: absolute;
  font-size: 10px;
  background-color: #fff;
  width: 155px;
  line-height: 1.5;
  color: #333;
  top: 50%;
  transform: translate(10px, -50%);
  padding: 2px 2px 2px 4px;
  border-radius: 4px;
}
.course_list_title_icon{
  position: absolute;
  width: 6px;
  height: 6px;
  background-color: #fff;
  transform: rotate(45deg);
  top: 0%;
  left: 7px;
}
.course_list_title_close{
  display: inline-block;
  width: 12px;
  height: 12px;
  background: url("../img/close.png") no-repeat;
  background-size: 100% 100%;
  cursor: pointer;
  vertical-align: middle;
}
.course_list_title_notice b{
  font-size: 10px;
  font-weight: 500;
}
.course_list_all{
  width: 100%;
  height: 490px;
  overflow: hidden;
  overflow-y: auto;
}

.course_list_all::-webkit-scrollbar {
  /*滚动条整体样式*/
  width : 5px;  /*高宽分别对应横竖滚动条的尺寸*/
  height: 1px;
}
.course_list_all::-webkit-scrollbar-thumb {
/*滚动条里面小方块*/
  border-radius: 10px;
  box-shadow   : inset 0 0 5px rgba(0, 0, 0, 0.2);
  background   : #ededed;
}
.course_list_all::-webkit-scrollbar-track {
  /*滚动条里面轨道*/
  box-shadow   : inset 0 0 5px rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  background   : #535353;
}
.play_course_title{
  width: 100%;
  height: 36px;
  line-height: 36px;
  border-bottom: 1px solid #606266;
  padding-left: 20px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
  color: #EBEEF5;
}
.play_time_or_gone{
  font-size: 12px;
  margin-top: 8px;
  width: 90%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding-left: 27px;
}
.play_time_or_gone span{
  font-size: 12px;
}
.play_course_item_name{
  width: 95%;
  /* overflow: hidden;
  text-overflow: ellipsis; */
  white-space: initial;
  word-break: break-all;
  font-size: 14px;
  display: inline-block;
  vertical-align: text-top;
}




/* 普通直播，没有辅屏 */
.plv-watch-pc--alone .plv-watch-pc__chat {
  padding-top: 0;
}


/* 聊天室样式覆写 */
.plv-skin--dark .polyv-chat-room {
  background-color: #202127;
}
.plv-skin--dark .polyv-cr-navbar {
  background-color: #3e3e4e;
}
.plv-skin--dark .polyv-chat-room .polyv-cr-navbar>li {
  color: #adadc0;
}
.plv-skin--dark .polyv-chat-room .polyv-cr-navbar>li.polyv-crn-active {
  color: #fff;
  border-bottom: 0
}
.plv-skin--dark .polyv-chat-room .polyv-cr-navbar>li.polyv-crn-active>span:first-child {
  border-bottom: 3px solid #fff;
}
.plv-skin--dark .polyv-chat-room .polyv-cr-navbar>li>span:first-child {
  display: inline-block;
  line-height: 35px;
}
.plv-skin--dark .polyv-chat-room .polyv-cr-navbar>li>span {
  display: inline-block;
  line-height: 35px;
}
.plv-skin--dark .polyv-chat-room>.polyv-cr-body {
  background-color: #202127;
}
.plv-skin--dark .polyv-chat-room .polyv-chat-input {
  background-color: #3e3e4e;
}
.plv-skin--dark .tab-chat-content::-webkit-scrollbar {
  width: 6px;
}
.plv-skin--dark .tab-chat-content::-webkit-scrollbar-thumb {
  border-radius: 3px;
  background-color: #46464f;
}
.plv-skin--dark .polyv-chat-room .polyv-msg-content {
  background: #2b2c35;
}
.plv-skin--dark .polyv-chat-room .polyv-emotion-wrap {
  background: #202127;
}
.plv-skin--dark .polyv-chat-room .polyv-emotion-wrap:after {
  border-color: #202127 transparent transparent;
}
.plv-skin--dark .polyv-chat-room .polyv-chat-input textarea {
  background: #2e2e36;
  padding: 4px;
  color: #fff;
  margin-bottom: 5px;
}
.plv-skin--dark .polyv-chat-room .polyv-btn-info {
  background: #2b2c35;
}
.plv-skin--dark .polyv-chat-room .polyv-chat-input .polyv-icon-emotion {
  background: url('../img/emotion.png');
  background-size: 18px 18px;
}
.plv-skin--dark .polyv-chat-room .polyv-chat-input .polyv-icon-flower {
  background: url('../img/flower.png');
  background-size: 18px 18px;
}
.plv-skin--dark .polyv-chat-room .polyv-chat-input .polyv-icon-like {
  background: url('../img/like.png');
  background-size: 18px 18px;
}
.plv-skin--dark .polyv-chat-room .polyv-chat-input .polyv-pc-only-teacher {
  color: #fff;
}
.plv-skin--dark .polyv-chat-room .polyv-chat-input-top {
  padding-bottom: 5px;
}
.plv-skin--dark .polyv-chat-room>.polyv-cr-body .polyv-set-nickname.show {
  background: #3e3e4e
}
.plv-skin--dark .polyv-chat-room>.polyv-cr-body .polyv-set-nickname input {
  background: #212121;
  border: 0;
}
.plv-skin--dark .polyv-chat-room>.polyv-cr-body .polyv-set-nickname .polyv-btn {
  background: #3e3e4e;
  color: #888;
}
.plv-skin--dark .polyv-chat-room>.polyv-cr-body .polyv-set-nickname .polyv-btn-info {
  background: #2b2c35;
  color: #fff;
}
.plv-skin--dark .polyv-chat-room .polyv-chat-list>.polyv-msg {
  color: #adadc0;
}
.plv-skin--dark .polyv-chat-room .polyv-fr>span {
  color: #adadc0;
}

/* app观看 */
.right_cont{
  position: absolute;
  top: 50%;
  right: -100px;
  transform: translate(0,-50%);

}
.jc-app-download{
  width: 64px;
  height: 70px;
  background-color: #303133;
  text-align: center;
  padding: 14px 0;
  border-radius: 4px;
  position: relative;
}
.phoneIcon{
  width: 14px;
  height: 20px;
  background: url('../img/phone.png') no-repeat;
  background-size: 100% 100%;
  margin: auto;
}
.app-study{
  font-size: 12px;
  color: #909399;
  text-align: center;
  margin-top: 8px;
}
.jc-app-show{
  position: absolute;
  left: -168px;
  top: 0;
  width: 168px;
  height: 208px;
  border-radius: 8px 0 8px 8px;
  background-color: #1A8CFE;
  color: #fff;
  text-align: center;
  padding: 12px 24px;
  display: none;
}
.jc-app-img{
  width: 120px;
  height: 120px;
  background: url('../img/jcapp.png') no-repeat;
  background-size: 100% 100%;
  margin:10px auto;
}
.jc-app-txt{
  font-size: 16px;
}
.jc-app-download:hover .jc-app-show{
  display: block;
}



/*PC 菜单栏 */

.plv-pc-menu {
  background: #fff;
  margin: auto;
}

.plv-pc-menu__tab {
  border-bottom: 1px solid #ededef;
}

.plv-pc-menu__tab>li {
  padding: 0 15px;
  display: inline-block;
  height: 80px;
  line-height: 80px;
  font-size: 18px;
  color: #aaa;
  border-bottom: 2px solid transparent;
  cursor: pointer;
}

.plv-pc-menu__tab>li.active {
  color: #333;
  border-bottom: 2px solid #2196f3;
}

.plv-pc-menu__content {
  padding: 10px 0;
  min-height: 200px;
}

.plv-pc-menu__content>div {
  display: none;
}

.plv-pc-menu__content>div.active{
  display: block;
}
.classCont{
  background-color: #E5E5E5;
}
.classCont-list{
  width: 100%;
  padding: 24px;
  background-color: #FFFFFF;
  border-radius: 6px;
}
.classCont-litem{
  display: inline-block;
  position: relative;
  margin-right: 48px;
  cursor: pointer;
  height: 40px;
  color: #909399;
}
#plv-menu-list-title .classCont-active::after{
  display: block;
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0px;
  width: 100%;
  height: 4px;
  background-color: #1A8CFE;
}
#plv-menu-list-title .classCont-active{
  display: inline-block;
  color: #303133;
  font-weight: 700;
  letter-spacing: 1px;
}
.commardLine{
  position: absolute;
  top: 0px;
  left: 2.5%;
  z-index: 1;
  width: 95%;
  height: 38px;
  background: #1E1E1E;
  color: #fff;
  padding: 0 20px !important;
  line-height: 38px;
  border-radius: 4px;
}
.courseCont{
  padding-top: 48px;
  padding-bottom: 76px;
}
.lineDiv{
  width: 100%;
  height: 1px;
  background-color: #DCDFE6;
}
.classTrad{
  margin-top: 24px;
  overflow: hidden;
  overflow-x: auto;
  word-break: break-all;
  width: 100%;
}
.clas-title {
  display: none;
}
#ply-menu-list-cont .classCont-active{
  display: block;
}
#trudition_class .noticeFont{
  font-size: 16px;
  width: 100%;
  overflow: auto;
  white-space: pre-wrap;
  letter-spacing: 2px;
}

/* 折叠面板 */
#courseListId {
	width: 100%;
	border-bottom: 0px solid #EBEEF5;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
}

#courseListId dt,
#courseListId dd {
	border-bottom: 0px solid #EBEEF5;
	margin: 0px;
	
}

#courseListId dt {
    cursor: pointer;
    padding: 8px 4px;
    font-size: 13px;
    font-weight: bold;
    padding-left: 20px;
}
#courseListId a {
	display: block;
    line-height: 30px;
    padding-left: 30px;
    transition:all .7s ease 0s;
}
#courseListId a:hover{
	color: #606266;
  background-color: #F2F6FC    
}

#courseListId dd {
	display: none;
}
/* 折叠面板 */

.course_title{
  min-height: 30px;
  /* line-height:60px; */
  font-size: 18px;
  color: #303133;
  position: relative;
}
.course_title::after{
  position: absolute;
  display: block;
  content: "";
  width: 8px;
  height: 8px;
  border: 1px solid #909399;
  border-left: none;
  border-bottom: none;
  transform: rotate(135deg);
  right: 10px;
  top: 5px;
  transition: all 0.3s ease-out; 
}
.course_title_i::after{
  position: absolute;
  display: block;
  content: "";
  width: 8px;
  height: 8px;
  border: 1px solid #909399;
  border-left: none;
  border-bottom: none;
  transform:rotate(-45deg);
  right: 10px;
  top: 5px;
  transition: all 0.3s ease-out; 
}
.course_title_icon{
  display: inline-block;
  width: 21px;
  height: 21px;
  background: url("../img/courseIcon.png") no-repeat;
  background-size: 100% 100%;
  vertical-align: text-bottom;
}
.course_item_box,.course_item_box1{
  min-height: 58px;
  line-height: 58px;
  border-top: 1px solid #EBEEF5;
 
}
.course_item_li{
  cursor: pointer;
}
.hide{
  display: none;
}
.course_item_box a{
  height: 100%;
}
.course_item_box a .course_item_i{
  /* line-height: 58px; */
  padding: 10px 0;
}
.course_item_box1 a .course_item_i{
  padding: 10px 0;
}
.iconImg-replay,.play_iconImg-replay{
  display: inline-block;
  width: 16px;
  height: 12px;
  background: url('../img/revideo.png') no-repeat;
  background-size: 100% 100%;
  margin-right: 5px;
}
.iconImg-live,.play_iconImg-live{
  display: inline-block;
  width: 18px;
  height: 12px;
  background: url('../img/vector.png') no-repeat;
  background-size: 100% 100%;
  margin-right: 5px;
}
.play_iconImg-live{
  background: url('../img/live_1.png') no-repeat;
  background-size: 100% 100%;
}
.play_iconImg-replay{
  background: url('../img/replay_1.png') no-repeat;
  background-size: 100% 100%;
}
.play_course_item_box{
  width: 100%;
  min-height: 68px;
  padding: 14px 20px 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  border-bottom: 1px solid rgba(96, 98, 102, 0.2);
}
.play_course_item_box:hover{
  background-color: #262626;
}
.play_course_item_box:hover a{
  color: #FFFFFF;
}
#countDown i{
  font-style: normal;
}
#countDown b{
  font-weight: normal;
  font-size: 14px;
}
.course_item_name{
  display: inline-block;
  width: 82%;
  min-height: 30px;
  /* overflow: hidden;
  text-overflow: ellipsis; */
  white-space: inherit;
  line-height: 1.5;
  vertical-align: text-top;
}
.replay-txt{
  font-size: 14px;
  color: #606266;
  text-align: right;
}
.into_play,.re_play,.into_play_yuyue{
  width: 74px;
  height: 30px;
  line-height: 30px;
  background-color: #1A8CFE;
  color: #FFFFFF;
  border-radius: 5px;
  display: none;
}
.course_item_box1:hover #no_play_btn+.into_play , .course_item_box:hover #re_play_btn+.re_play,.course_item_box:hover .into_play_yuyue{
  display: inline-block;
  /* margin-top: 14px; */
}

.course_item_box1:hover #no_play_btn , .course_item_box:hover #re_play_btn,.course_item_box:hover #no_play_btn{
  display: none;
}
.pre_live_course_list{
  width: 100%;
  display: flex;
  flex-wrap: wrap;
}
.pre_live_course_item{
  width: 24%;
  margin-right: 25px;
  margin-bottom: 50px;
  cursor: pointer;
}
.pre_live_course_item:nth-child(4n){
  margin-right:0px;
}
.pre_live_course_item .course_img{
  width: 100%;
  height: 142px;
  border-radius: 10px;
}
.pre_class_name{
  font-size: 16px;
  margin-top: 10px;
}
@media (max-width: 1920px) {
	.content{max-width:1200px}
.plv_head_cont,.plv-main-box,.plv-watch-pc__info,.noStartNotice,.nostartImg,.plv-pc-main,#plv-pc-main{
  width: 860px;
}
.plv-main-box{
  height: 480px;
}
.more_course_item{
  /* margin-bottom: 36px; */
  width: 252px !important;
  margin:0 auto  36px;
}
.moreRecom{
  width: 320px;
}
   /** 直播完全结束之后 **/

   .liveOver .no-play-top{
    height: 100px;
  }
  .liveOver .no-play-top .no-play-btn{
    margin-top: 0;
  }
  .liveOver .no-play-course-list{
    height: 590px;
  }
  .liveOver .course_list_all{
    height: 538px;
  }
  .pre_live_course_item{
    width: 252px;
  }
} 
@media (max-width:1789px){
  .content{max-width:1200px}
  .plv_head_cont,.plv-main-box,.plv-watch-pc__info,.noStartNotice,.nostartImg,.plv-pc-main,#plv-pc-main{
    width: 860px;
  }
  .plv-main-box{
    height: 480px;
  }
  .more_course_item{
    /* margin-bottom: 36px; */
    width: 252px !important;
    margin:0 auto  36px;
  }
  .moreRecom{
    width: 320px;
  }
  /** 直播完全结束之后 **/

  .liveOver .no-play-top{
    height: 100px;
  }
  .liveOver .no-play-top .no-play-btn{
    margin-top: 0;
  }
  .liveOver .no-play-course-list{
    height: 590px;
  }
  .liveOver .course_list_all{
    height: 538px;
  }
  .pre_live_course_item{
    width: 252px;
  }
}
@media (max-width: 1680px) {
  .content{max-width:1200px}
  .plv_head_cont,.plv-main-box,.plv-watch-pc__info,.noStartNotice,.nostartImg,.plv-pc-main,#plv-pc-main{
    width: 860px;
  }
  .plv-main-box{
    height: 480px;
  }
  .more_course_item{
    /* margin-bottom: 36px; */
    width: 252px !important;
    margin:0 auto  36px;
  }
  /** 直播完全结束之后 **/

  .liveOver .no-play-top{
    height: 100px;
  }
  .liveOver .no-play-top .no-play-btn{
    margin-top: 0;
  }
  .liveOver .no-play-course-list{
    height: 590px;
  }
  .liveOver .course_list_all{
    height: 538px;
  }
  .pre_live_course_item{
    width: 23%;
  }
} 
@media (max-width: 1440px) {
  .plv_head_cont,.plv-main-box,.plv-watch-pc__info,.noStartNotice,.nostartImg,.plv-pc-main,#plv-pc-main{
    width: 850px;
  }
  .plv-main-box,#plv-pc-main,.noStartNotice{
    height: 402px;
  }
  .no-play-course-list{
    height: 459px;
  }
  .course_list_all{
    height: 412px;
  }
  .headerCont .content{
    min-height: 0;
  }
  .plv_head_className{
    width: 439px;
  }
  .no_next_time{
    width: 718px;
  }
  .no-play-nomal {
    width: 286px;
  }
  .countDown span b,.countDown span i,.countDown, .countDown span {
    font-size: 16px;
  }
  .moreRecom{
    width: 324px !important;
  }
  .noticeFont{
    display: none;
  }
  .plv-watch-trudition-text{
    width: 390px;
  }
  .more_course_item{
    /* margin-bottom: 36px; */
    width: 252px !important;
    margin:0 auto  36px;
  }
  /** 直播完全结束之后 **/

  .liveOver .no-play-top{
    height: 83px;
  }
  .liveOver .no-play-top .no-play-btn{
    margin-top: 0;
  }
  .liveOver .no-play-course-list{
    height: 530px;
  }
  .liveOver .course_list_all{
    height: 480px;
  }

} 

@media (max-width: 1366px) {
  .content{max-width:1200px}
  .plv_head_cont,.plv-main-box,.plv-watch-pc__info,.noStartNotice,.nostartImg,.plv-pc-main,#plv-pc-main{
    width: 850px;
  }
  .plv-main-box,#plv-pc-main,.noStartNotice{
    height: 402px;
  }
  .no-play-course-list{
    height: 459px;
  }
  .course_list_all{
    height: 415px;
  }
  .headerCont .content{
    min-height: 0;
  }
  .plv_head_className{
    /* width: 478px; */
    width: 100%;
  }
  .no_next_time{
    width: 725px;
  }
  .no-play-nomal {
    width: 288px;
  }
  .countDown span b,.countDown span i,.countDown, .countDown span {
    font-size: 13px;
  }
  .moreRecom{
    width: 325px !important;
  }
  .noticeFont{
    display: none;
  }
  .right_cont {
    right: -70px;
  }
  .more_course_item{
    /* margin-bottom: 36px; */
    width: 252px !important;
    margin:0 auto  36px;
  }
   /** 直播完全结束之后 **/
  
   .liveOver .no-play-top{
    height: 83px;
  }
  .liveOver .no-play-top .no-play-btn{
    margin-top: 0;
  }
  .liveOver .no-play-course-list{
    height: 530px;
  }
  .liveOver .course_list_all{
    height: 480px;
  }
	
}  

@media (max-width: 1280px) {
  .content{max-width:1030px}
  .plv_head_cont,.plv-main-box,.plv-watch-pc__info,.noStartNotice,.nostartImg,.plv-pc-main,#plv-pc-main{
    width: 737px;
  }
  .plv-main-box,#plv-pc-main,.noStartNotice{
    height: 407px;
  }
  .plv_head_cont{
    height: 55px;
  }
  .no-play-course-list{
    height: 464px;
  }
  .course_list_all{
    height: 415px;
  }
  .headerCont .content{
    min-height: 0;
  }
  .plv_head_className{
    /* width: 360px; */
    width: 100%;
  }
  .no_next_time {
    width: 617px;
  }
  .no-play-top {
    height: 147px;
  }
  .no-play-nomal {
    width: 237px;
  }
  .countDown span b,.countDown span i,.countDown , .countDown span{
    font-size: 13px;
  }
  .moreRecom{
    width: 280px !important;
  }
  .noticeFont{
    display: none;
  }
  .more_course_item{
    /* margin-bottom: 36px; */
    width: 100%!important;
    margin:0 auto  36px;
  }

  /** 直播完全结束之后 **/
  
  .liveOver .no-play-top{
    height: 83px;
  }
  .liveOver .no-play-top .no-play-btn{
    margin-top: 0;
  }
  .liveOver .no-play-course-list{
    height: 529px;
  }
  .liveOver .course_list_all{
    height: 479px;
  }
  .pre_live_course_item{
    margin-right: 23px;
  }


} /*>=1280的设备*/

@media (max-width: 1100px) {
  .content{max-width:1030px}
  .plv_head_cont,.plv-main-box,.plv-watch-pc__info,.noStartNotice,.nostartImg,.plv-pc-main,#plv-pc-main{
    width: 737px;
  }
  .plv-main-box,#plv-pc-main,.noStartNotice{
    height: 353px;
  }
  .no-play-course-list{
    height: 414px;
  }
  .course_list_all{
    height: 370px;
  }
  .headerCont .content{
    min-height: 0;
  }
  .plv_head_className{
    /* width: 360px; */
    width: 100%;
    font-size: 16px;
  }
 .no_next_time{
   width: 620px;
 }
  .plv_head_cont {
    height: 45px;
  }
  .no-play-nomal {
    width: 237px;
  }
  .countDown span b,.countDown span i,.countDown , .countDown span{
    font-size: 13px;
  }
  .moreRecom{
    width: 278px !important;
  }
  .noticeFont{
    display: none;
  }
  .no-play-top {
    height: 135px;
  }
  .more_course_item{
    /* margin-bottom: 36px; */
    width: 100%!important;
    margin:0 auto  36px;
  }
  
  /** 直播完全结束之后 **/
  
  .liveOver .no-play-top{
    height: 83px;
  }
  .liveOver .no-play-top .no-play-btn{
    margin-top: 0;
  }
  .liveOver .no-play-course-list{
    height: 467px;
  }
  .liveOver .course_list_all{
    height: 415px;
  }
  .pre_live_course_item{
    margin-right: 22px;
  }

  
} /*>=1100的设备*/
@media (max-width: 1024px){
	.content{max-width:973px}
  .plv_head_cont,.plv-main-box,.plv-watch-pc__info,.noStartNotice,.nostartImg,.plv-pc-main,#plv-pc-main{
    width: 700px;
  }
  .plv-main-box,#plv-pc-main,.noStartNotice{
    height: 304px;
  }
  .no-play-course-list{
    height: 363px;
  }
  .course_list_all{
    height: 315px;
  }
  .headerCont .content{
    min-height: 0;
  }
  .plv_head_className{
    /* width: 360px; */
    width: 100%;
    font-size: 16px;
  }
  .no_next_time{
    width: 620px;
  }
  .plv_next_classTime{
    font-size: 12px;
  }
  .no-play-nomal {
    width: 237px;
  }
  .countDown span b,.countDown span i,.countDown, .countDown span {
    font-size: 13px;
  }
  .moreRecom{
    width: 262px !important;
  }
  .noticeFont{
    display: none;
  }
  .no-play-top {
    height: 136px;
  }
  .plv_head_cont {
    height: 45px;
    overflow: hidden;
  }
  .more_course_item{
    /* margin-bottom: 36px; */
    width: 100%!important;
    margin:0 auto  36px;
  }
  .plv-watch-trudition-text {
    width: 431px;
  }
  
  /** 直播完全结束之后 **/
  
  .liveOver .no-play-top{
    height: 83px;
  }
  .liveOver .no-play-top .no-play-btn{
    margin-top: 0;
  }
  .liveOver .no-play-course-list{
    height: 417px;
  }
  .liveOver .course_list_all{
    height: 366px;
  }
  .pre_live_course_item{
    margin-right: 22px;
  }

}
/* 更多推荐 */
.moreRecom {
  position: absolute;
  top: 48px;
  right: 0;
  width: 320px;
  padding: 24px;
  background-color: #FFFFFF;
  border-radius: 6px;
}
.more-title{
  font-size: 22px;
  color: #303133;
  margin-bottom: 10px;
}
.moreCourseList{
  margin-top: 24px;
  height: 450px;
  overflow: hidden;
  overflow-y: scroll;
}
.more_course_item{
  /* margin-bottom: 36px; */
  width: 100%;
  margin:0 auto  36px;
}
.more_course_item .course_img{
  width: 100%;
  height: 142px;
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 10px;
  position: relative;

}
.course_start_time{
  position: absolute;
  padding: 4px 12px;
  border-top-left-radius: 10px;
  border-bottom-right-radius: 10px;
  background-color: #1A8CFE;
  color: #fff;
  font-size: 12px;
  right: 0;
  bottom: 0;
}
.more_course_item .course_img img{
  width: 100%;
  height: 100%;
}
.more_course_name{
  font-size: 16px;
  color: #303133;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 12px;
}
.moreCourseList::-webkit-scrollbar {
  /*滚动条整体样式*/
  width : 0px;  /*高宽分别对应横竖滚动条的尺寸*/
  height: 0px;
  }
  .moreCourseList::-webkit-scrollbar-thumb {
  /*滚动条里面小方块*/
  border-radius: 10px;
  box-shadow   : inset 0 0 5px rgba(0, 0, 0, 0.2);
  background   : #535353;
  }
  .moreCourseList::-webkit-scrollbar-track {
  /*滚动条里面轨道*/
  box-shadow   : inset 0 0 5px rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  background   : #ededed;
  }
/* 更多推荐 */

/* footer */
.course_footer {
	width: 100%;
	background: #303133;
	text-align: center;
	padding-top: 36px;
	padding-bottom: 32px;
}

.course_footer .wrap_img {
	opacity: 1;
}

.course_footer a {
	font-size: 12px;
	transition: color 0.5s;
}

.course_footer .wrap_img img {
	width: 147px;
}

.course_footer .p1 {
	margin: 12px 0px;
}

.course_footer a {
	font-size: 12px;
	transition: color 0.5s;
}

.course_footer a:hover {
	color: #fff;
	opacity: 1;
}
.noticeFont{
  width: 107%;
  color: #1A8CFE;
  font-size: 12px;
  margin: 6px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.no_apply,.trytime_over,.next_play_class{
  display: none;
  text-align: center;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  width: 550px;
}
.no_apply p,.trytime_over p{
  font-size: 22px;
  background: rgba(0, 0, 0, 0.5);
  padding: 10px 0;
  border-radius: 4px;
}
.no_apply .no-play-nomal,.trytime_over .no-play-nomal{
  width: 100px;
  margin-top: 20px;
}
.course_list_all .course_item_active a{
  color: #fff;
}
.course_list_all .course_item_active{
  background-color: #262626;
}
.next-play-nomal,.re-play-nomal{
  width: 100px;
  margin-top: 20px;
  height: 41px;
  line-height: 41px;
  text-align: center;
  color: #FFFFFF;
  font-size: 16px;
  border-radius: 5px;
}
.next-play-nomal{
  background-color: #1A8CFE;
  margin-right: 20px;

}
.re-play-nomal{
  background: rgba(0,0,0,0);
}
.replay_icon{
  display: inline-block;
  width: 14px;
  height: 14px;
  background: url("../img/clas_replay.png") no-repeat;
  background-size: 100% 100%;
}
.polyv-msg-text{
  font-size: 14px;
}
#course_form{
  position: fixed;
  bottom: 0;
  visibility: hidden;
}
.playing_into{
  background-color: #1A8CFE;
}
.data-down-item{
  height: 45px;
  line-height: 45px;
  border-bottom: 1px solid #dedede;
  position: relative;
}
.data-down-item:last-child{
  border-bottom:none;
}
.data-down-btn{
  font-size: 14px;
  padding: 6px 6px;
  background: #1A8CFE;
  border-radius: 6px;
  color: #fff;
  position: absolute;
  right: 10px;
  bottom: 4px;
  display: none;
}
.data-down-btn a{
  color: #fff;
  font-size: 14px;
}
.data-down-btn a:active,.data-down-btn a:hover,.data-down-btn a:visited {
  color: #fff;
}
.data-down-item:hover .data-down-btn{
  display: block;
}
.data-down-txt{
  width: 86%;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: middle
}
.auto_apply_list{
  color: red;
  font-size: 14px !important;
  margin-top: 10px;
}
.jc-paging #pagination1 li:first-child{
  display: none;
}
.jc-paging{
  text-align: center;
  margin-top: 0 !important;
}
.jc-paging #pagination1{
  display: inline-block;
}