PARIS-BORN Leia Sfez is a Creative Consultant and Director for brands in real life, but her Instagram page, @leiasfez, is like a dream. Like many enviable Parisiennes, the self-described “Creative Mind Mum of two” has that certain je ne sais quoi that comes through in everything. Whether she’s traipsing about the streets of Paris in little summer dresses and wicker bags, or belted tops and blue jeans, everything just looks effortless…