[consent-panel="banner"]
Shown while the banner is required, hidden while the preferences panel is open (CSS only).
On this page
[consent-panel="banner"] is a template, read by smootify-consent: it is never defined on its own.
Where it can go
- Inside
smootify-consent. - Out of place, it stays in the page and does nothing.
What it requires
Nothing beyond Smootify: it works on every plan.