A manga page and a mobile casino screen have the same small-screen challenge:...

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

A manga page and a mobile casino screen have the same small-screen challenge: guide the eye without making readers squint. This article looks at how clear focal points, readable controls, and smart contrast help both formats work on a phone