body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #1a1a1a;
    font-family: Arial, sans-serif;
}

.game-container {
    position: relative;
}

#gameCanvas {
    background: #000;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.score-board {
    display: flex;
    justify-content: space-between;
    padding: 20px;
    color: #fff;
    font-size: 32px;
    font-weight: bold;
}

#waitingMessage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-size: 24px;
    text-align: center;
    background: rgba(0, 0, 0, 0.7);
    padding: 20px;
    border-radius: 8px;
    display: none;
}