u/ConcertUnited1563

https://preview.redd.it/d7jqd22o5pzg1.png?width=556&format=png&auto=webp&s=3b47fbde82d7d98e16cc8b1bfd26611c915a4a9d

Hello! complete rookie here so i apologise if this is too obvious/stupid but I cant find it, so bare with me

How can I resize the table to fit the "area", and how can I make it centred?