body {
    margin: 0;
    height: 100vh;
    background-color: white;
    overflow: hidden;
    position: relative;
}

.snowflake {
    position: absolute;
    color: black;
    opacity: 0.8;
    font-size: 1em; /* You can adjust the size */
    animation-name: fall;
    animation-duration: 10s;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

@keyframes fall {
    to {
        transform: translateY(100vh);
    }
}