body {
    font-family: 'Courier New', Courier, monospace;
    text-align: center;
    background: radial-gradient(circle at -8.9% 51.2%, rgb(255, 124, 0) 0%, rgb(255, 124, 0) 15.9%, rgb(255, 163, 77) 15.9%, rgb(255, 163, 77) 24.4%, rgb(19, 30, 37) 24.5%, rgb(19, 30, 37) 66%);
  }
  
  h1 {
    color: whitesmoke;
  }
  
  #game-board {
    display: grid;
    grid-template-columns: repeat(5, 80px); /* 5x5 grid */
    gap: 5px;
    justify-content: center;
    margin: 20px auto;
  }
  
  .cell {
    width: 80px;
    height: 80px;
    background-color: #ffcc00; /* Light is on */
    border: 2px solid #333;
    cursor: pointer;
    transition: background-color 0.3s ease;
  }
  
  .cell.off {
    background-color: #333; /* Light is off */
  }
  .Game-rules {
    font-family: 'Courier New', Courier, monospace;
    font-size: 20px;
    color: #fff;
  }
  
  button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 20px;
    font-family: 'Courier New', Courier, monospace;
  }
  
  button:hover {
    background-color: #555;
  }