Cannes Style By DayTilda Swinton, Marion Cotillard, Jennifer Lawrence and more stars prove the film festival in the south of France is an around-the-clock fashion fête

ISLA FISHER

When we envision a summer afternoon in the south of France, the actress's sleeveless Dolce & Gabbana dress with its floral detailing is just what we imagine wearing. She dons the feminine design with a bright-red pout that offsets her porcelain complexion at The Great Gatsby photo call.