The popover attribute adds behaviour, but not a role. Which role should you use in combination with the popover attribute?| Hidde's blog
TL;DR: Be careful when using the word menu. Be certain you have chosen the term that accurately describes the control you want. If this post looks familiar to you, that is because it is essentially a redress of my 2020 post Stop Using ‘Drop-down’. It is not as divergent as…| Adrian Roselli
A deep dive into the semantics, behaviours and characteristics of some of the most common user interface elements of websites today.| Hidde's blog
HTML: The Living Standard| html.spec.whatwg.org