Manga artists guide the eye with panel flow, strong contrast, and lettering...
https://star-wiki.win/index.php/How_Do_I_Keep_Panel-to-Panel_Relationships_Clear_on_a_Small_Display%3F
Manga artists guide the eye with panel flow, strong contrast, and lettering that holds up on a phone. Mobile casino screens face the same design test: make key controls easy to spot without crowding the view