.video-box {
        width: 100%;
        height: 400px;
        position: relative;
      }

      .video-box video {
        width: 100%;
        height: 100%;
        object-fit: fill;
        position: absolute;
        top: 0;
      }

      .video-box .logo {
        display: block;
        top: 100px;
        left: 100px;
        z-index: 200;
        position: absolute;
        width: 500px;
      }

      .video-box .layer {
        z-index: 100;
        position: absolute;
        width: 100%;
        height: 100%;
        opacity: 0.5;
        background: #FFFFFF;
      }

      .mini-logo {
        width: 150px;
      }