As more players use smartphones, online casinos focus on mobile-first design to...

https://penelopesultimateblogs.hexaforgey.com/posts/why-are-deposit-limits-and-time-off-controls-part-of-product-design-now

As more players use smartphones, online casinos focus on mobile-first design to fit quick gaming sessions. They simplify navigation to help users find games easily within large catalogs