Lay-out
Participants noted several inconveniencies and obscurities regarding the lay-out. Most importantly, it was difficult to obtain an overview of the overall text (4/5), big pictures had no added value (4/5), text that was put in colored text areas gave insufficient contrast (3/5), read aloud audio had a small play button (3/5), contrast of the entire screen could not be flipped into black-white (2/5), too much information on one pages (2/5), text size was not adjustable (1/5) and fold-out text areas were confusing (1/5).