With Coachella kicking off festival season with some of the most bejewelled, elaborate and, quite simply, beautiful makeup looks we have *ever* seen, it's time to up seriously our festival makeup game, because, let's get real - festival beauty is almost as important as the music itself. Even if you don't like glitter (seriously, we're told those people exist), there are some more understated looks using products you already have in your makeup bag, or opt for neons and pastels for pops of…