Material Admin
Lightbox Popup
Single image lightbox
add like this <a class="image-popup-no-margins" href="..." title="title will be apear here"><img src="..."/></a>
Fits horizontally and vertically
Only horizontally
Zoom animation, close on top-right.
Lightbox gallery
just add code under class="popup-gallery".
Zoom gallery
just add code under class="zoom-gallery".