body {
    margin: 0;
    padding: 20px;
    background: linear-gradient(135deg, #232F3E, #FF9900);
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: white;
}

.game-container {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.game-board {
    background: #232F3E;
    border: 3px solid #FF9900;
    border-radius: 10px;
    padding: 10px;
}

canvas {
    background: #000;
    border: 2px solid #FF9900;
    border-radius: 5px;
}

.game-info {
    background: rgba(35, 47, 62, 0.9);
    border: 2px solid #FF9900;
    border-radius: 10px;
    padding: 20px;
    min-width: 200px;
}

.amazon-logo {
    font-size: 24px;
    font-weight: bold;
    color: #FF9900;
    text-align: center;
    margin-bottom: 20px;
}

.score-display {
    margin: 10px 0;
    font-size: 18px;
}

.controls {
    margin-top: 20px;
    font-size: 14px;
    line-height: 1.5;
}

.next-piece-container {
    margin: 20px 0;
    text-align: center;
}

.next-piece-title {
    font-size: 16px;
    font-weight: bold;
    color: #FF9900;
    margin-bottom: 10px;
}

#nextPieceCanvas {
    background: #000;
    border: 2px solid #FF9900;
    border-radius: 5px;
    display: block;
    margin: 0 auto;
}

.game-over {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(35, 47, 62, 0.95);
    border: 3px solid #FF9900;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    display: none;
    z-index: 1000;
}

.restart-btn {
    background: #FF9900;
    color: #232F3E;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 15px;
    transition: background-color 0.3s ease;
}

.restart-btn:hover {
    background: #e68900;
}

/* Responsive design */
@media (max-width: 768px) {
    .game-container {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }
    
    body {
        padding: 10px;
    }
    
    .game-info {
        min-width: 280px;
    }
}