.doc-list {
  margin: 0 0 90px;
}

.doc-item {
  padding: 0 24px 0 0;
  cursor: pointer;
}

.doc-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px 0 24px;
  border-bottom: 1px solid rgba(105, 115, 52, 0.2);
}

.doc-name {
  display: flex;
  align-items: center;
  font-size: 18px;
  color: #111111;
  line-height: 24px;
}

.doc-name img {
  width: 24px;
  margin-right: 14px;
}

.doc-item.open {
  background-color: #FAF9F4;
}

.doc-item i.iconfont {
  font-size: 22px;
}

.doc-item i.close,
.doc-item.open i.open {
  display: none;
}

.doc-item.open i.close,
.doc-item i.open {
  display: block;
}


.doc-summary {
  padding: 24px 16px 33px;
  text-align: center;
}

.video-box {
  position: relative;
}

.video-box .play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 31px;
  height: 31px;
  transform: translate(-50%);
  cursor: pointer;
  z-index: 1;
}

.collapse .collapse-cont {
  height: 0;
  overflow: hidden;
  transition: all 0.2s;
}

.collapse.open .collapse-cont {
  height: auto;
}

/* 视频列表 */

.video-list {
  display: grid;
  grid-gap: 12px 16px;
  grid-template-columns: repeat(3, 1fr);
  margin-bottom: 80px;
}

.video-list .video-meta {
  display: inline-block;
  /*max-width: 100%;*/
  width: 100%;
  text-align: center;
  color: #111;
}

.video-list .video-meta:hover {
  color: #111;
}

.video-list video {
  max-width: 100%;
  height: 183px;
}

.video-list .box {
  position: relative;
  font-size: 0;
}

.video-list .overlay {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.1);
}

.video-list .gradinet-bg {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 40px;
  padding-right: 12px;
  color: #fff;
  font-size: 14px;
  line-height: 40px;
  background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.7) 100%);
  opacity: 0.9;
  text-align: right;
}

.video-list .play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.video-list .video-title {
  margin-top: 12px;
  padding-right: 40px;
  font-size: 16px;
  font-weight: 600;
}
.video-list .video-title:hover {
  color: #697334;
}

.progress {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  width: 100%;
  background-color: transparent;
}  
  
.progress-bar {
  width: 0;
  height: 4px;
  background-color: #A6CE39;
}

.video-mobile-item {
  display: none;
}

@media (max-width: 992px) {
  .doc-item {
    padding: 0 24px;
  }
  .doc-list {
    margin-top: 0;
  }

  .video-item {
    display: none;
  }

  .video-mobile-item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 72px;
    border-bottom: 1px solid #e6e6e6;
  }

  .video-list {
    display: block;
  }

  .video-list .video-meta {
    display: flex;
    align-items: flex-start;
    text-align: left;
    line-height: 24px;
    font-size: 16px;
    color: #111111;
    line-height: 24px;
  }

  .video-list .video-meta .title {
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .video-list .video-meta img {
    width: 22px;
    margin-right: 10px;
  }
}

@media (max-width: 768px) {
  .form-container {
    display: block;
  }
  .banner-form-container {
    margin-top: 20px;
  }
  .doc-list {
    margin: -22px 0 40px;
  }
  .doc-item {
    padding: 0;
  }
  .doc-name {
    font-size: 16px;
  }

  .doc-name img {
    width: 22px;
    margin-right: 12px;
  }

  /* 视频列表 */
  .video-list {
    grid-template-columns: repeat(1, 1fr);
    margin-bottom: 30px;
    margin-top: -20px;
  }
}