Youtube Miniplayer

So when I’m watching Youtube and I press the miniplayer it works fine, but when I press the miniplayer button again to go back it’s broken. The size won’t change, it’s still small and I need to refresh the site to fix it.

Exact URL of the website in question: Youtube

Did the issue present with default Shields settings?
YES

Does the site function as expected when Shields are turned off?
NO

Is there a specific Shields configuration that causes the site to break? If so, tell us that configuration. (yes/no):
NO

Does the site work as expected when using Chrome?
YES

Brave version (check About Brave):
v1.70.119