html,
body {
  margin: 0;
  padding: 0;
}

body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  background-color: black;
  object-fit: contain;
}

canvas {
  margin: auto;
  display: block;
  max-height: 100%;
  max-width: 100%;
}

* {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
}