Slot machines used to be these massive 50-foot-tall setups on casino floors....

https://varimail.com/articles/what-is-responsive-design-in-a-mobile-slot-game/

Slot machines used to be these massive 50-foot-tall setups on casino floors. Now, the same games fit comfortably on a 6-inch phone screen. This shift means you can enjoy your favorite slots anywhere without the noise and crowds