CNN —   Hill House’s nap dresses became an official Thing this summer, with their comfy, breezy dresses injecting a little romance into our wardrobes. The concept is simple — they’re unrestricted enough to take an afternoon snooze in (should one have the luxury of that time) and also polished enough to answer the door in when the neighbor rings the doorbell and wakes you up. The skirts are floaty; the bodices are usually smocked for a little shaping. But as it turns out, it’s not just a summer fling: Hill House has just dropped a ton of styles with holiday prints and fabrics so we can float our way…