[DOC] Images should be opened larger when clicked on

[Simonbdy]

Insert the documentation link:
https://docs.luos.io/ (whole doc)

Describe the issue or the suggestion:
Some images are too small to get the details.

How would you fix the issue / which content would you add or delete?
Clicking on them should open them larger without leaving the page

[JeromeGalan]

Done in last version