body{
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
}

canvas {
    border: 1px solid black;
    display: block;
    margin: 20px auto;
}

#controls{
  top: 10px;
  right: 10px;
  padding: 10px;
}

#credits{
  top: 10px;
  right: 10px;
  padding: 10px;
}

.buttons{
  display: flex;
  flex-direction: row;
  justify-content: space-evenly;
  text-align: center;
}