:root {
  color-scheme: dark;
  background: #050713;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
  background: #050713;
}

#physbox-canvas {
  position: fixed;
  inset: 0;
  display: block;
  width: 100vw;
  height: 100dvh;
  border: 0;
  outline: 0;
  touch-action: none;
}

#fatal-error:not([hidden]) {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  margin: 0;
  padding: 2rem;
  background: #050713;
  color: #ffb3c1;
  font: 1rem/1.5 system-ui, sans-serif;
  text-align: center;
}