Oh and by the way, it's always the No JS Day on my bloggo as well.
Once I re-enable CSS in a day or two, I invite you to click around and explore. Plenty of interactivity is possible with no JS at all.
In fact, these two little side-projects of mine are pretty darn interactive, and use zero lines of JavaScript:
(CW Donald Trump, but funny)
https://rys.io/you-are-donald-trump/
(CW map of Russian invasion of Ukraine)
https://projects.rys.io/ukrainvasion/