On phones, manga panels and casino screens need a clear focal point, readable...

https://uniform-wiki.win/index.php/How_Do_I_Make_Dialogue_Text_Readable_on_Mobile_Without_Ruining_the_Art%3F

On phones, manga panels and casino screens need a clear focal point, readable UI, and smart contrast. MrQ runs in a browser, so you don’t need to download an app. Good design guides the eye, cuts clutter, and makes choices easy to spot on a small screen.