keep the existing architecture room layout staircase glass balustrade kitchen arrangement lighting windows and overall structure exactly the same preserve the central christmas tree snow covered interior and existing festive atmosphere add small friendly elves dressed in green and red doing playful activities around the room such as peeking from behind the tree sitting on the stairs or interacting with gifts include a couple of cute curious and adorable penguins on the snow covered floor near the dining area or by the windows add a cheerful snowman with a scarf carrot nose and twig arms positioned outdoors just beyond the windows or in a snowy corner where it fits naturally without altering the architecture maintain the same lighting snowfall and perspective while enhancing the playful holiday mood