create a modern airy cafeteria interior with clean lines and a welcoming atmosphere use light wood tones for the ceiling slats wall dividers and round table incorporate soft warm gray carpet flooring throughout design the seating area with deep red cushioned booths and a single black chair for contrast add lush green hanging plants for a touch of nature ensure large windows fill the space with natural light offering views of a cityscape the atmosphere should feel inviting and contemporary with a blend of natural and urban elements