Where can I get a script that will show a block in the middle of the page, on top of all blocks and with blackout on the sides?

Question

HTML

In general, you need a js script that opens a block with a frame in the middle of the page when you click on an image, like a fancybox.

Answer 1

dimsemenov.com/plugins/magnific-popup

Answer 2

Google "modal js", "modal jquery" or write your own.