This is a Beaver Builder Posts module showing only posts featured images in a grid.
Click an image to display it in a custom BB Lightbox with animations and gallery mode.
This is the Posts module custom layout.
Images open in BB Lightbox thanks to the
lightbox class set on the link.
Custom BB Lightbox init (Magnific Popup) to handle animations and gallery mode.
See Magnific Popup documentation
BB Lightbox custom styles for animations.