.coursewarePlay {
    position: relative;
    height: 100vh;
    background-color: rgba(89, 98, 126, 0.2);
  }
  .playModel {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    box-shadow: inset 0px 0px 164px 0px rgba(0, 0, 0, 1);
    pointer-events: none;
  }
  .headerContainer {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
    padding: 10px;
    display: flex;
    align-items: center;
    color: #fff;
    font-size: 12px;
    background: linear-gradient(180deg, rgba(0, 0, 0, .6), transparent);
  }
  .backBtn {
    color: #fff;
    width: 40px;
    height: 26px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
  }
  .menu {
    flex: 1;
    display: flex;
    justify-content: center;
    color: #fff;
  }
  .tabsContent {
    width: 100vw;
    height: 100vh;
    :global {
      .van-tabs__wrap {
        display: none !important;
      }
      .van-tabs__content {
        width: 100%;
        height: 100%;
      }
    }
  }
  .itemDiv {
    position: relative;
    width: 100%;
    height: 100%;
    video {
      width: 100%;
      height: 100%;
    }
    img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: contain;
    }
  }
  .rightFixedBtns {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    right: 20px;
    .point {
      margin-top: 10px;
      border-bottom-left-radius: 0;
      border-bottom-right-radius: 0;
    }
    .point + .fullBtn {
      border-top-left-radius: 0;
      border-top-right-radius: 0;
    }
  }
  .leftFixedBtns {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    left: 20px;
    .prePoint {
      margin-bottom: 8px;
    }
  }
  .fullBtn {
    width: 38px;
    height: 55px;
    background: rgba(51, 51, 51, 0.15);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #fff;
    justify-content: space-evenly;
    &:active {
      opacity: 0.8;
    }
  }
  .bottomFixedContainer {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.5), transparent);
    .time {
      display: flex;
      justify-content: space-between;
      color: #fff;
      font-size: 10px;
      padding: 4px 10px;
    }
    .slider {
      padding: 8px 10px;
    }
    .actions {
      display: flex;
      justify-content: space-between;
      color: #fff;
      font-size: 12px;
      padding: 8px 10px;
      align-items: center;
      :global {
        .van-icon {
          font-size: 20px;
          margin-right: 14px;
        }
      }
    }
  }
  .popup {
    background: rgba(0, 0, 0, 0.5);
  }
  .overlayClass {
    --van-overlay-background: transparent;
  }
  :global {
    .top-enter-active,
    .top-leave-active {
      transition: transform 0.5s;
    }
    .top-enter-from,
    .top-leave-to {
      transform: translateY(-100%);
    }
  
    .left-enter-active,
    .left-leave-active {
      transition: all 0.5s;
    }
    .left-enter-from,
    .left-leave-to {
      left: -60px;
    }
  
    .right-enter-active,
    .right-leave-active {
      transition: all 0.5s;
    }
  
    .right-enter-from,
    .right-leave-to {
      right: -60px;
    }
  
    .bottom-enter-active,
    .bottom-leave-active {
      transition: transform 0.5s;
    }
  
    .bottom-enter-from,
    .bottom-leave-to {
      transform: translateY(100%);
    }
  }