body {
  margin: 0;
  background: #111;
  font-family: Arial;
  color: white;
  display: flex;
  flex-direction: column;
  align-items: center;
}

canvas {
  background: black;
  border: 2px solid white;
  margin-top: 20px;
}

#menu {
  margin-top: 15px;
}

a {
  color: white;
  text-decoration: none;
  border: 1px solid white;
  padding: 6px 12px;
}

a:hover {
  background: white;
  color: black;
}