@keyframes floatBg {
    from {
        transform: scale(1) translateY(0px);
    }

    to {
        transform: scale(1.1) translateY(-10px);
    }
}

canvas {
    image-rendering: pixelated;
}

canvas {
    border-radius: 12px;
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.05),
        0 20px 60px rgba(0, 0, 0, 0.6);
}

.glass {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

#overlay {
    position: absolute;
    inset: 0;
}

button {
    transition: 0.15s ease;
    user-select: none;
}

button:active {
    transform: scale(0.92);
    filter: brightness(1.2);
}

@media (max-width: 768px) {
    canvas {
        box-shadow:
            0 10px 30px rgba(0, 0, 0, 0.5);
    }
}