Previously:
When there are nested collapsible callouts, if you want to open a child one, by clicking on it, the parent one will close. You would have to re-open the parent one to see the now-open child callout.
Now:
To open and close a collapsible callout, you have to click on the "callout-title" div; resolve the problem with nested one.
Live preview: https://voidblueprint.vercel.app/void-blueprint/physics/classic-physics/electro-magnetism/charge-conservation-law/