This article will help you to set up sidebar position and title type for the pages of your site
Appearance ▸ Customize ▸ Page
Please specify required position of sidebar on your page:
This settings will be global for the site. Any page has its own setting, which will override the value specified here.
You can use one of variants from this section:
Appearance ▸ Customize ▸ Elements Styling ▸ Page / Post / Category title