#gameCanvas {
  display: block;
  margin: 0 auto;
  border: 2px solid rgba(125, 211, 252, 0.35);
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(56, 189, 248, 0.2);
  background: #020617;
  max-width: 100%;
  height: auto;
}

.play-again-button {
  padding: 10px 30px;
  font-size: 16px;
  cursor: pointer;
  background: #667eea;
  color: white;
  border: none;
  border-radius: 4px;
  margin-top: 10px;
}