body {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-height: 100%;
  width: 100vw;
  height: 100vh;
}
.video-player {
  display: flex;
  max-height: calc(100% - 400px);
  flex: 1 1 0;
  flex-direction: column;
  position: relative;
  max-width: 100%;
  height: 0;
}
.video-layer {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  flex: 1 1 0;
}
video {
  object-fit: contain;
  display: flex;
  flex: auto;
  max-width: 100%;
  min-height: 0;
  min-width: 0;
}