:root {
  color-scheme: dark;
  --bg: #050505;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
}

body {
  margin: 0;
  overflow-x: hidden;
  overflow-y: auto;
  background: var(--bg);
}

.mosaic {
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  grid-auto-rows: 11.111111vw;
  width: 100vw;
  min-height: 100vh;
  align-content: start;
}

.tile {
  position: relative;
  aspect-ratio: 1;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: #111;
}

.tile-logo {
  grid-column: 4 / span 3;
  grid-row: 4;
}

.tile video,
.tile img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tile video {
  opacity: 0;
  transform: scale(1.015);
  transition: opacity 260ms ease;
}

.tile.is-ready video {
  opacity: 1;
}

.tile-logo video {
  object-fit: cover;
}

@media (max-width: 900px) {
  .mosaic {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    grid-auto-rows: 20vw;
  }

  .tile-logo {
    grid-column: 2 / span 3;
    grid-row: 4;
  }
}

@media (max-width: 560px) {
  .mosaic {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-auto-rows: 33.333333vw;
  }

  .tile-logo {
    grid-column: 1 / span 3;
    grid-row: 5;
  }
}