.image-gallery {
    line-height: 0;
    column-count: 5;
    column-gap: 5px;
    transition-timing-function: cubic-bezier(0.1, 0.7, 1.0);
}

.image-gallery div {
    width: 100% !important;
    height: auto !important;
    margin-bottom: 10px;
}

.image-gallery div img {
    width: 98% !important;
    height: auto !important;
    filter: grayscale(var(--grayscale,100%)) /*blur(var(--blur,1px))*/;
    transition: 250ms all;
    border-radius: 10px;
}

.image-gallery div:hover {
    --grayscale: 0%;
    --blur: 0px;
}

@media (max-width: 1200px) {
    .image-gallery {
        column-count: 4;
    }
}

@media (max-width: 1000px) {
    .image-gallery {
        column-count: 3;
    }
}

@media (max-width: 800px) {
    .image-gallery {
        column-count: 2;
    }
}

@media (max-width: 400px) {
    .image-gallery {
        column-count: 1;
    }
}