create a cozy and modern living room interior the central fireplace wall should be a sleek matte black featuring a large flat screen tv with vibrant display colors on it bright red green blue and yellow below the tv design a realistic electric fireplace with a vivid purple flame surround the fireplace with a modern minimalistic design include two wooden shelves on either side of the fireplace using a natural oak finish the walls should be painted in a soft beige and the ceiling in white to enhance the calm atmosphere the floor should be a polished marble in light gray with subtle veining natural daylight is streaming in from the windows casting soft shadows and creating a serene ambiance