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

https://highstylife.com/why-does-too-much-movement-on-screen-make-it-hard-to-follow-the-main-event/

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.