.main-l {
  width: 69%;
  height: 100%;
}

.main-l-title {
  margin-bottom: 20px;
  border-bottom: 1px solid #9A9A9A;
  padding-bottom: 10px;
  font-size: 16px;
}

.main-r {
  width: 30%;
  height: 100%;
  border-radius: 4px;
  background-color: #fff;
  min-height: 550px;
  margin-top: 30px;
  padding: 10px;
}


.main-r-titleZu {
  display: flex;
  align-items: center;
}

.main-r-img {
  width: 16px;
  height: 16px;
}

.kc-item {
  width: 100%;
  background: #F5F5F5;
  padding: 10px;
  font-size: 14px;
  color: #5D5D5D;
  margin-bottom: 5px;
}

.kt-item-active {
  color: #F56B00;
  font-weight: bold;
}

.main-video {
  width: 100%;
  height: 100%;
}

.main-video[poster] {
  /* 封面图特定样式 */
  background-size: cover;
  background-position: center;
}