body {
  margin: 0;
  padding: 0;
  background: #151515;
  color: #f5f5f5;
  font-family: Arial, Helvetica, sans-serif;
  text-align: center;
}

h1 {
  margin-top: 20px;
  margin-bottom: 10px;
  font-size: 32px;
}

#gameCanvas {
  border: 2px solid #888;
  background-color: #222;
  display: block;
  margin: 0 auto;
}

#info {
  margin-top: 10px;
}

#restartBtn {
  padding: 8px 16px;
  font-size: 16px;
  background-color: #4caf50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

#restartBtn:hover {
  background-color: #45a049;
}