.fireworks-canvas {
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
}

.firework-gif {
    position: fixed;
    z-index: 10000;
    opacity: 0;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

@keyframes fireworkFade {
    0% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
    100% { opacity: 0; transform: translate(-50%, -50%) scale(2.5); }
}