body {
  font 16px  "Noto Sans", "Roboto", "Verdana", "Geneva", sans-serif;
  color: black;
  background: grey;
  margin: 0;
  padding: 0;
}
h1 {
  text-align: center;
}
canvas {
  margin: 0;
  padding: 0;
}
#parent {
  border: none;
  width: 768px;
  margin: 4em auto;
  padding: 60px 80px;
  border: 10px inset darkGrey;
  background-color: black;
}