.box {
    position: fixed; 
    left: 0;
    width: 100vw;   
    height: 100vh;   
    z-index: 9999;   
    pointer-events: none; 
    overflow: hidden;
}

.box .snow-GIF {
    display: flex;
    flex-wrap: wrap; 
    width: 100%;
    height: 100%;
}


.box .snow-GIF img {
    width: 25vw;    
    height: 50vh;   
    object-fit: cover;
    margin: 0;
    padding: 0;
    opacity: 0.8;  
}


/* Mobile Adjustment: Make them bigger on small screens */
@media (max-width: 768px) {
    .box .snow-GIF img {
        width: 50vw; 
        height: 33.33vh; 
    }
}