:root {
  --background: #181919;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
}

body {
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--background);
}

.stage {
  width: 100vw;
  height: 100vh;
  display: grid;
  place-items: center;
  background: var(--background);
}

#pixel-art {
  width: min(40vw, calc(40vh * 1078 / 840));
  height: min(40vh, calc(40vw * 840 / 1078));
  display: block;
}