Set up lightbox
Merge branch 'gh-pages' of https://github.com/berthelemy/bourgeal2 into gh-pages

# By sarahberthelemy
# Via sarahberthelemy
* 'gh-pages' of https://github.com/berthelemy/bourgeal2:
  Update index.html
  Update index.html
  Update index.html
  Update index.html