body{
  background: #fff;
}

/*封面*/
.player-cover{
  height: 10.5rem;
  overflow: hidden;
  position: relative;
}
.player-cover-bg::before{
  content: '';
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
}
.player-cover img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.player--audio img{
  filter: blur(60px)
}
.player--audio audio{
  position: absolute;
  top:20%;
  max-width: 80% !important;
  left: 0;
  right: 0;
  margin: 0 auto;
  z-index: 9;
}
.player-cover__expand{
  height: 36px;
  width: 36px;
  background: rgba(0,0,0,0.4) url(../images/icon-expand.png) no-repeat 50% 50%;
  background-size: 20px 20px;
  position: absolute;
  bottom: 15px;
  right: 15px;
  color:#fff;
  text-align: center;
  border-radius: 50%;
}
.player-cover__shrink{
  background: rgba(0,0,0,0.4) url(../images/icon-shrink.png) no-repeat 50% 50%;
  background-size: 20px 20px;
}
/*播放器*/
#player{
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  z-index: 1;
}
#a1{
  position: relative;
  width: 100%;
  height: 100%;
}

/*图文效果*/
.tuwen{
  padding: 15px;
  font-size: 14px;
  color:#666;
  background: #fff;
  overflow-y: auto;
  overflow-x: hidden;
  height: 100%;
  position: relative;
  box-sizing: border-box;
  background: #fff;
}
.tuwen p,
.tuwen span{
  font-size: 14px;
  font-weight: normal;
  color:#555;
  line-height: 1.7 !important;
}
.tuwen img{
  max-width: 100% !important;
}
/*选项卡*/
.player-tabs{
  height: 44px;
  line-height: 44px;
  overflow: hidden;
  background: #fff;
}
.player-tabs__item{
  width: 20%;
  float: left;
  font-size: 16px;
  text-align: center;
  position: relative;
  color:#606367;
}
.player-tabs__item.curr{
  font-weight: bold;
  color:#333;
}
.player-tabs__item.curr::after{
  content: '';
  width: 30px;
  height: 3px;
  background:#2e65ef;
  position: absolute;
  left: 50%;
  margin-left: -15px;
  bottom: 0;
}
.player-tabs-body{
  display: none;
}

.player-tabs-body__inner{
  padding: 0 15px;
}
.ks-catalog--slide .active .ks-catalog-period{
  border: 1px solid#2e65ef !important;
  background: #fff;
}
.ks-catalog--slide .active .ks-catalog-title{
  color:#2e65ef !important;
}
.ks-catalog--slide .active .ks-catalog-period__type{
  background:#2e65ef !important;
  color:#fff;
}

/*课程基本信息*/
.player-cinfo{
  background: #fff;
  padding:20px 70px 20px 15px;
  position: relative;
  line-height: 24px;
}
.player-cinfo__title{
  font-size: 18px;
  font-weight: bold;
 
}
.player-cinfo__desc{
  color:#999;
  height: 24px;
  overflow: hidden;
  margin-top: 5px;
}
.player-cinfo__link{
  position: absolute;
  right: 15px;
  top: 20px;
  font-weight: bold;
  background: url(../images/icon-right.png) no-repeat 100% 50%;
  background-size: 10px 10px;
  padding-right:18px;
}


/*笔记*/
.player-notes{
  padding: 10px 15px 49px 15px;
}
.player-notes-filter{
  height: 32px;
  line-height: 32px;
  overflow: hidden;
  padding: 5px 0;
}
.player-notes-filter__item{
  margin-right: 15px;
  font-size: 14px;
  float: left;
  padding: 0 15px;
  background: #f6f6f6;
  border-radius: 4px;
  color:#666;
  box-sizing: border-box;
}
.player-notes-filter__item.active{
  color:#fff;
  background:#2e65ef;
}
.player-notes-list{
  margin-top: 15px;
}
.player-notes-list__item{
  position: relative;
  padding:0 0 20px 42px;
}
.player-notes-list__avatar{
  width: 32px;
  height: 32px;
  position: absolute;
  left: 0;
  top: 0;
  border-radius: 50%;
  overflow: hidden;
}
.player-notes-list__time{
  float: right;
  color:#999;
  font-size: 10px;
}
.player-notes-list__name{
  font-size: 14px;
  color:#666;
}
.player-notes-list__content{
  font-size: 14px;
  line-height: 20px;
  margin-top: 5px;
}
.player-notes-foot{
  position: fixed;
  bottom: 0;
  width: 100%;
  left:0;
  z-index: 9;
  background: #fff;
  padding: 0 10px;
  box-sizing: border-box;
  height: 49px;
}

.player-notes-foot__input{
  height: 36px;
  line-height: 36px;
  background: #fafafa;
  position: relative;
  top: 7px;
  border: 1px solid #e9e9e9;
  box-sizing: border-box;
  border-radius: 4px;
  text-align: center;
  font-size: 14px;
  color:#666;

}
.player-notes-foot__input img{
  display: inline-block;
  height: 16px;
  position: relative;
  margin-right: 10px;
  top: 3px;
}
.player-notes-foot__input:active{
  background: #f6f6f6;
}
.player-notes-editbox-mask{
  width: 100%;
  height: 100%;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.4);
  display: none;
}
.player-notes-editbox{
  position: fixed;
  width: 100%;
  bottom: 0;
  left: 0;
  background: #fff;
  padding: 15px;
  box-sizing: border-box;
  z-index: 9999999;
  display: none;
  border-radius: 8px 8px 0px 0px;
}
.player-notes-editbox__title{
  line-height: 24px;
  font-size: 14px;
  padding-bottom: 10px;
}
.player-notes-editbox .ks-input{
  margin-bottom: 5px;
}
.player-notes-editbox__checkbox{
  line-height: 36px;
  font-size: 14px;
  color:#999;
  position: relative;
  padding-left: 28px;
  float: left;
}
.player-notes-editbox__checkbox::after{
  content: '';
  width: 18px;
  height: 18px;
  box-sizing: border-box;
  border: 1px solid #ddd;
  position: absolute;
  left: 0;
  top: 50%;
  border-radius: 3px;
  margin-top: -9px;
}
.player-notes-editbox__checkbox.checked::after{
  background: #4184f5 url(../images/icon-yes.png) no-repeat 50% 50%;
  background-size: 12px 12px;
  border: 1px solid #4184f5;
}
.player-notes-editbox .ks-button{
  float: right;
}
/*修改课程试卷组件样式*/
.player-tabs-body .ks-course-exam__item,
.player-tabs-body .ks-course-data__item{
  border: 0px !important;
  position: relative;
}
.player-tabs-body .ks-course-data__item + .ks-course-data__item::after,
.player-tabs-body .ks-course-exam__item + .ks-course-exam__item::after{
  display: block;
  content: "";
  height: 0px;	
  width: 100%;
  box-sizing: border-box;
  border-bottom:1px solid #e6e6e6;
  -webkit-transform: scaleY(0.5);
  -ms-transform: scaleY(0.5);
  transform: scaleY(0.5);
  -webkit-transform-origin: 0 100%;
  -ms-transform-origin: 0 100%;
  transform-origin: 0 100%;
  position: absolute;
  top: 0px;
  left: 0;
  right: 0;
  z-index: 1;
}
.ks-course-exam__item .ks-button{
  display: none;
}

.ks-button--primary {
  background-color:#2e65ef !important;
  border-color:#2e65ef !important;
}
.ks-input:focus{
  outline: none;
  border-color: #4184f5 !important;
}