html, body, .banner {
    width: 100vw;
    height: 100vh;
    margin: 0;
    padding: 0;
    background-color: #000;
    font-size: 1vw;
}

.banner {
    position: relative;
    color: #fff;
    overflow: hidden;
    cursor: pointer;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-text-size-adjust: none;
}

.banner, .banner *, .banner:after, .banner:before {
    box-sizing: border-box;
}

.video {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
}

@media (min-aspect-ratio: 16/9) {
  .video {
      height: 300%;
      top: -100%;
    }
}
@media (max-aspect-ratio: 16/9) {
  .video {
      width: 300%;
      left: -100%;
    }
}

@supports (object-fit: cover) {
  .video {
    top: 0; left: 0;
    width: 100%; height: 100%;
    object-fit: cover;
  }
}

@media (min-aspect-ratio: 16/9) {
  _:-ms-lang(x), _:-webkit-full-screen, .video {
      height: 300%;
      top: -100%;
    }
}
@media (max-aspect-ratio: 16/9) {
  _:-ms-lang(x), _:-webkit-full-screen, .video {
      width: 300%;
      left: -100%;
    }
}

.video::-webkit-media-controls-start-playback-button, .video::-webkit-media-controls {
    display: none !important;
    -webkit-appearance: none;
}