body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #000;
    color: #fff;
    overflow: hidden;
}

.container {
    margin: 0 auto;
    padding: 20px;
    width: 80%;
    background-color: #111;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

#game-board {
    display: grid;
    grid-template-columns: repeat(28, 20px);
    grid-template-rows: repeat(31, 20px);
    gap: 2px;
    margin: 20px auto;
}

.cell {
    width: 20px;
    height: 20px;
    background-color: #222;
}

.pac-man {
    background-color: yellow;
    border-radius: 50%;
}

.wall {
    background-color: #0000ff;
}

.dot {
    background-color: #fff;
    border-radius: 50%;
}

#game-board .cell {
    display: flex;
    align-items: center;
    justify-content: center;
}