For the 78th edition of the world's most prestigious film festival, organisers have made one thing clear: the red carpet is no longer a free-for-all fashion fantasy. Among the most talked-about rules is an explicit ban on "naked dresses". This means no more sheer, see-through gowns that have become red carpet staples in recent years.

A day before it opened, the Cannes Film Festival announced new rules banning “voluminous outfits” and nudity on the red carpet. It’s not the first time the event has sent celebrities and their stylists into a tizzy.

Cannes’ top prize, the Palme d’Or. Those films include Wes Anderson’s “The Phoenician Scheme,” Richard Linklater’s “Nouvelle Vague,” Lynne Ramsay’s “Die, My Love,” Joachim Trier’s “Sentimental Value,” Kelly Reichardt’s “The Mastermind,

The fashion-savvy star, who worked as a model and is close friends with many A-list designers, says of her Cannes resumé: “All of these dresses mark an extraordinary time in my life.”

CANNES, France — The 78th Cannes Film Festival got underway Tuesday, kicking off two weeks of French Riviera frenzy. Here are five things to look for at this year’s Cannes: It might still be springtime, but, make no mistake, multiple Oscar campaigns will be launched in Cannes.