body { font-family: Arial, sans-serif; }
.gallery img { width: 100%; max-width: 300px; margin: 10px; border-radius: 8px; }
a[data-lightbox] { display: inline-block; }
#lightboxOverlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

#lightboxOverlay img {
    max-width: 90%;
    max-height: 90%;
    transition: opacity 1s ease-in-out;  /* Increase the transition time */
    opacity: 0;  /* Start with the image transparent */
}