@font-face {
  font-family: "UFO Run";
  src: url("../src/slkscr.ttf") format("truetype");
  font-display: block;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #000;
}

body {
  display: grid;
  place-items: center;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  transition: background-image 320ms ease;
}

.game-shell {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
}

#game {
  display: block;
  width: min(100vw, calc(100vh * 4 / 3));
  height: auto;
  max-width: 100vw;
  max-height: 100vh;
  aspect-ratio: 4 / 3;
  background: transparent;
  outline: none;
  cursor: default;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

noscript {
  position: fixed;
  color: #fff;
  font-family: sans-serif;
}