A manga page guides your eye with panel size, contrast, and careful spacing....

https://yenkee-wiki.win/index.php/How_Can_I_Make_a_Quiet_Manga_Moment_Feel_Intentional_on_Mobile%3F

A manga page guides your eye with panel size, contrast, and careful spacing. Mobile casino screens face the same challenge: keep buttons readable, make the main action easy to spot, and avoid clutter on a small display