body {
  user-select: none;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  background-color: black;
  color: white;
  font-family: arial;
  flex-direction: column;
}

#game {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}

canvas {
  border: 2px solid white;
}

button {
  user-select: none;
  margin-top: 10px;
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
  background-color: #444;
  color: white;
  border: none;
  border-radius: 5px;
}

button:hover {
  background-color: #666;
}

#tooltip {
  user-select: none;
  font-size: 14px;
  line-height: 0.5;
  text-align: center;
}