change the color of the ceiling above the hall to white change the color of the roof structure to white change the color of the seats to blue change the color of the handball goals to red and white stripes change the goal netting to white add light gray mesh ball stop netting behind the goals extending up to the roof structure on both sides behind each goal change the tennis court line color to green without changing the surface color the handball line color to purple without changing the surface color and the volleyball line color to gray ral 7040 without changing the surface color change the color of the wall cladding while maintaining dimensions and layout so that the upper half is white while the lower half retains its original color layout and dimensions
