Revert "Amélioration de la sémantique et des liens"

This reverts commit 1f9c5255913edf0d73d1c6aa8155c7a548ae5d6c.

Conflicts:
	index.html
	statics/styles/main.css
Revert "Revert "Amélioration de la sémantique et des liens""

This reverts commit 339dc47b5f7db1a8671ca82690806431a071a753.
Revert "Merge branch 'master' of https://github.com/Teguad/TPE-SITE"

This reverts commit 9ce635d584938f27f34bfbed84d82af8f660b659, reversing
changes made to 2a40326d86e293c3faba6de28e0bbebb7a8049fc.