I love overly feminine pieces all put together. Floral prints, and shapely silhouettes are simple ways to play with girly elements, but I always make sure to keep it modern, and balance colors. You don't want to get too "costumey" with it.
Top: H&M. Jeans: J. Brand. Shoes: Halogen. Necklace: H&M. Clutch: Anthropologie. Coral Bracelet: J. Crew.