Leave it to Jessica Alba to make a simple pair of sneakers feel like a styling trick. The actress stepped out in chunky white platforms that added a cool-girl finish to her laid-back look while making her legs look instantly longer. Unlike most celebrity shoes, these won’t put a major dent in your wallet. While out in Los Angeles, Alba paired a navy matching set with a crisp white tank, baseball cap, oversized sunglasses and the Adidas VL Court Bold Sneakers. The platform pair gave her otherwise relaxed outfit a subtle boost — and they’re available on Amazon for just $56....