Quick guide: How the French presidential election works

Ballots for the French presidential election.
This picture, taken on May 5, 2017 ballots for French presidential election candidate for the En Marche ! movement, Emmanuel Macron (L) and French presidential election candidate for the far-right Front National Marine Le Pen and on a ballot box at a polling station in Rennes, western France, two days ahead of the second-round run-off of France's presidential election.
Damien Meyer | Getty