a serene and organized empty classroom with chair and desk illuminated by soft light against a cyan wall, featuring a whiteboard

classroom empty chair desk light whiteboard cyan wall room setup teacher principal modern serene organized professional education school teaching learning workspace minimalist clean bright interior design academic institution office furniture quiet peaceful atmosphere study preparation focus concentration neat tidy decor educational simple sophisticated lightfilled classroomsetup principaloffice teachingenvironment schoolroom classroomdesign cyanwall classroominterior classroomfurniture educationalspace teachingspace learningenvironment abstrat art background ai generative generated 3d