.snowflake {
    position: fixed;
    top: -10px;
    color: #ffffff;
    font-size: 18px;
    pointer-events: none;
    user-select: none;
    z-index: 9999;
    animation-name: fall;
    animation-timing-function: linear;
    text-shadow: 0 0 4px rgba(0, 0, 0, 0.6);
}

@keyframes fall {
    0% {
        transform: translateY(0);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}