I was excited for zen garden but didn’t see anything there that stood out as I was expecting more of a focus on the design rather than the css purist lens. There are some amazing things that can be done purely through css, https://a.singlediv.com/2014-2019/ comes to mind.
Not sure what the accessibility implications of (abusing?) html/css in this way are. Perhaps wrapping adding aria-role=figure would alleviate my concerns