.doctor-presence {
  width: 1100px;
}

.presence_list_course {
  margin-bottom: 36px;
}

.ml32 {
  margin-left: 32px;
}

.mr32 {
  margin-right: 32px;
}

.mb36 {
  margin-bottom: 36px;
}

.mr6 {
  margin-right: 6px;
}

.ml6 {
  margin-left: 6px;
}

/* 课程列表 */
.doctor-course {
  width: 345px;
  border: 1px solid #EBEBEB;
  display: inline-block;
  box-sizing: border-box;
}

.doctor-course_imgBox {
  overflow: hidden;
  width: 100%;
  height: 178px;
}

.doctor-course_imgBox_img {
  width: 100%;
}

.doctor-course_con_doctor {
  height: 38px;
  padding: 9px 12px 8px 12px;
  background: #f5f5f5;
  box-sizing: border-box;
}

.doctor-course_con_title {
  overflow: hidden;
  display: -webkit-box;
  margin: 12px;
  height: 42px;
  color: #333;
  line-height: 21px;
  font-size: 16px;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.hot, .introduction {
  height: 22px;
  line-height: 22px;
}

.introduction_avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
}

.introduction_name {
  color: #999;
  font-size: 12px;
}

.hot-icon {
  width: 9px;
  height: 13px;
}

/* 详情 */
.course-detail {
  /* width: 770px; */
}

.course-detail_content {
  float: left;
  width: 770px;
  padding-bottom: 435px;
}

.course-detail_content .info {
  margin-bottom: 40px;
  color: #b6b6b6;
  font-size: 12px;
}

.course-detail_content .title {
  margin-bottom: 12px;
  color: #333;
  line-height: 29px;
  font-size: 22px;
  font-weight: bold;
}

.course-detail_content .tag {
  display: inline-block;
  height: 28px;
  padding: 0 16px;
  margin-right: 8px;
  color: #666;
  border-radius: 14px;
  background: #f3f3f3;
  line-height: 28px;
  font-size: 14px;
}

.course-detail_content .timer {
  margin-left: 16px;
  color: #999;
  font-size: 14px;
}

.course-detail_introduction .title {
  margin: 36px 0 16px 0;
  height: 24px;
  line-height: 24px;
  font-size: 18px;
  font-weight: bold;
}

.course-detail_introduction .con {
  margin-top: 36px;
  color: #333;
  font-size: 14px;
}

.course-detail_right {
  float: right;
  width: 300px;
}

.course-detail_doctor {
  position: relative;
  width: 100%;
  padding: 11px 16px 12px 88px;
  margin-bottom: 25px;
  height: 84px;
  border:#EBEBEB 1px solid;
  box-sizing: border-box;
  font-size: 0;
}

.course-detail_doctor .avatar {
  position: absolute;
  top: 11px;
  left: 16px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
}

.course-detail_doctor .name {
  height: 19px;
  margin-bottom: 2px;
  line-height: 19px;
  font-size: 14px;
  font-weight: bold;
}

.course-detail_doctor .tags {
  height: 13px;
  line-height: 12px;
  margin-bottom: 5px;
}

.course-detail_doctor .tag {
  position: relative;
  margin-bottom: 4px;
  color: #999;
  font-size: 11px;
  margin-right: 12px;
}

.course-detail_doctor .tag::before {
  content: '';
  position: absolute;
  top: 0;
  left: -6px;
  width: 1px;
  height: 13px;
  background: #ebebeb;
}

.course-detail_doctor .no-line.tag::before {
  background: none;
}

.course-detail_doctor .btn {
  display: block;
  width: 64px;
  height: 21px;
  padding: 0;
  border-radius: 2px;
  color: #fff;
  background-image: linear-gradient(to bottom , #1DA1F2, #23b2fa);
  line-height: 21px;
  font-size: 12px;
  text-align: center;
  box-sizing: border-box;
}

.course-detail_recommand_title {
  padding-left: 20px;
  margin-bottom: 20px;
  height: 20px;
  border-left: 4px solid #1DA1F2;
  color: #333;
  line-height: 20px;
  font-size: 16px;
}

.course-detail_recommand_con {
  padding-left: 24px;
}

.recommand-course {
  position: relative;
  width: 277px;
  padding-left: 114px;
  margin-bottom: 20px;
  box-sizing: border-box;
}

.recommand-course_img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100px;
  height: 72px;
}

.recommand-course_title {
  margin-bottom: 13px;
  height: 42px;
  color: #333;
  line-height: 21px;
  font-size: 16px;
}

.recommand-course_hot {
  padding-left: 15px;
  height: 16px;
  color: #999;
  background-image: url('//static.ydlcdn.com/v4/kc/wap/img/hot.png');
  background-size: 9px 13px;
  background-position: 0 0;
  background-repeat: no-repeat;
  line-height: 16px;
  font-size: 12px;
}

.course-detail_audio {
  overflow: hidden;
  position: relative;
  width: 770px;
  height: 433px;
}

.course-detail_audio img {
  position: absolute;
  top: 50%;
  width: 100%;
  transform: translateY(-50%);
}

.course-detail_audio .cover {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4)
}

.play-video-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 64px;
  height: 64px;
  background-image: url('../images/play_white.png');
  background-size: cover;
  background-position:center;
  background-repeat: no-repeat;
  transform: translate(-50%,-50%);
}

.audio-box {
  position: relative;
  width: 770px;
  height: 100px;
  padding: 38px 96px 38px 126px;
  margin-top: 16px;
  border: 1px solid #ebebeb;
  background: #fafafa;
  box-sizing: border-box;
}

.audio-play {
  position: absolute;
  left: 26px;
  top: 26px;
  width: 48px;
  height: 48px;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: 0;
}

.audio-play.play {
  background-image: url('../images/play_blue.png');
}

.audio-play.pause {
  background-image: url('../images/puase_blue.png');
}
.audio_process_con {
  padding: 10px 0;
  cursor: pointer;
}

.process {
  position: relative;
  width: 100%;
  height: 2px;
  background: #e0e0e0;
}

.process-len {
  width: 0;
  height: 2px;
  background: #1DA1F2;
}

.volume {
  position: absolute;
  bottom: 42px;
  right: 13px;
  width: 50px;
  height: 42px;
}
.volume_icon {
  position: absolute;
  right: 9px;
  bottom: 0;
  width: 18px;
  height: 16px;
  background-image: url('../images/volume.png');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: 0;
}

.volume_content {
  position: absolute;
  right: -4px;
  top: -100px;
  /* display: none; */
  width: 50px;
  height: 133px;
  background-image: url('../images/volume_box.png');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: 0;
  /* background: #fff;
  box-shadow: 0px 1px 8px 0px rgba(0, 0, 0, 0.1); */
}

.process_tips {
  position: absolute;
  top: -10px;
  left: 0;
  display: none;
  width: max-content;
  height: 40px;
  padding: 0 20px;
  color: #fff;
  border: #fff 1px solid;
  border-radius: 20px;
  line-height: 40px;
  font-size: 20px;
  background-image: linear-gradient(#1DA1F2,#23B2FA);
  transform: translate(-50%,-25%) scale(0.5);
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1);
}

.volume_content_box {
  position: relative;
  width: 6px;
  height: 88px;
  margin: 22px auto;
  cursor: pointer;
}

.volume_bg {
  width: 2px;
  height: 100%;
  margin: 0 auto;
  background: #e0e0e0;
}

.volume_content_process {
  position: absolute;
  left: 2px;
  bottom: 0;
  width: 2px;
  height: 100%;
  background: #1DA1F2;
}

.volume_content_icon {
  position: absolute;
  left: 50%;
  width: 14px;
  height: 14px;
  border-radius: 7px;
  background-image: linear-gradient(#1DA1F2,#23B2FA);
  transform: translate(-50%,-50%);
  box-shadow: 0px 1px 6px 0px rgba(0, 0, 0, 0.1);
}

.audio_video {
  width: 100%;
  height: 100%;
  visibility: hidden;
}

.audio_video.show {
  visibility: visible;
}

.audio.breadcrumb a {
  font-size: 16px;
}

.audio.breadcrumb .active {
 color: #333;
}