body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    background-color: #87CEEB;
}

.game-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

canvas {
    background-color: #8B4513;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.score {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 20px;
    color: white;
    text-shadow: 2px 2px 2px rgba(0, 0, 0, 0.5);
    z-index: 10;
}

.mobile-controls {
    display: none;
    position: absolute;
    bottom: 20px;
    gap: 10px;
    flex-direction: column;
    align-items: center;
    z-index: 10;
}

.control-row {
    display: flex;
    gap: 10px;
}

.mobile-controls button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    background-color: rgba(255, 255, 255, 0.5);
    color: #333;
    font-size: 24px;
    cursor: pointer;
    touch-action: manipulation;
}

.mobile-controls button:active {
    background-color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 768px) {
    .mobile-controls {
        display: flex;
    }
}