Put a tiny wizard hat on each ear.

Dark reader is a good one. It alters websites so they're dark mode, even if they don't officially support.

Check out Strongbox. I can't say I've used it, I'm on Android, but it seems good.

My family always calls it the chrome bean.

With an app like NetGuard or Rethink: DNS + Firewall. Both apps can be found on F-Droid.