body {
  text-align: center;
}

#canvas {
  border: solid black 2px;
  border-radius: 10px;
  background-color: wheat;
  margin: 2em;
}

#toggleButtons {
  margin-bottom: 2em;
}

#toggleButtons * {
  padding: 0.2em 0.4em;
  margin: 0em 0.2em;
  border-radius: 10px;
  color: white;
  font-size: 2em;
}

#response {
  font-size: 2em;
  margin-bottom: 1em;
}

#clear {
  font-size: 1.4em;
  padding: 0.5em 1em;
  border-radius: 10px;
  color: white;
  background-color: #222222;
}