.confetti-piece {
    position: absolute;
    width: 8px;
    height: 8px;
    pointer-events: none;
    z-index: 3000;
    border-radius: 2px;
    animation: confetti-burst 900ms ease-out forwards;
}

@keyframes confetti-burst {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }

    100% {
        transform: translate(var(--dx), calc(var(--dy) + 160px)) rotate(var(--rot));
        opacity: 0;
    }
}