include include module back_plane(){ color("lightblue") cuben("Back", size=[back_thickness, 2*outer_thickness + cell_width * nr_cells_horizontal, 2*outer_thickness + cell_height * nr_cells_vertical]); } back_plane(); module back_plane_fancy(){ color("lightblue") cuben("Fancy back", size=[back_thickness, 2*outer_thickness + cell_width * nr_cells_horizontal, 2*outer_thickness + cell_height * nr_cells_vertical + back_fancy_height]); } back_plane_fancy();