Something will go here.
It's likely you accessed this through the projects link in the hamburger menu.
That's pretty cool, actually! Because it was in a dropdown, some JavaScript had to be sent to your browser. But instead of using a framework like React or Vue, it was vanilla JS. This is useful because then the Static Site Generator, Astro, doesn't have to hydrate a component with a heavy framework for the simple task required of the dropdown!
Check out the source for that component here!