Ed Westwick and Amy Jackson stepped out looking marvelous in an all-black ensemble to get clicked at the amfAR Gala of the Cannes Film Festival. The couple sealed it with a kiss and cozied up together as they posed in front of the cameras.  For the outfits of the new parents in town, the Gossip Girl alum was charming in black pants, a blazer, and a white shirt. He also donned a luxurious watch to go with his complete outfit. The actor gelled his hair back and looked sharp beside his partner. On the other hand, Jackson opted for a black off-shoulder gown for the event. The actress’s outfit had great detailing on the top that looked like pleats.  At the bottom, the dress had a body-fit structure and a train to cover the floor. For the jewelry, the actress chose a diamond choker and dangling earrings. Jackson kept her makeup light, with smoky eyes and a red lip. She threw back her gelled hair in a sleek bun.  The new parents’ all-black look came …