html {
  font-size: 62.5%;
  font-family: arial;
}

body {
  margin: 0;
  padding: 20px;
}

h1 {
  font-size: 2.2rem;
  margin: 0 0 20px 0;
  color: rgba(0, 0, 0, 0.4);
  font-family: "Courier New", Courier, monospace;
}

canvas {
  outline: 1px solid #cdcdcd;
}