Editing page width on debut theme on desktop view

[AlexandraM93]

Hi,

I need assistance editing page width on desktop view. It’s stretching over the whole screen I want to put limitations in place to fix the width. My URL is byeheat.com.au

I am desperate

[Zworthkey]

Hii, @AlexandraM93 
Can you give me a screenshot of your problem so,
I can solve it perfectly.
Thank You.