.snowflakes-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
}

.snowflake {
    position: absolute;
    top: -20px;
    animation-name: snowfall;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

@keyframes snowfall {
    0% {
        transform: translateY(0) rotate(0deg);
    }
    100% {
        transform: translateY(100vh) rotate(360deg);
    }
}