If you need your exported content to start on a page that has a different layout to the rest of the document, you can add a first page to your template.
To do this, simply remove the Title and TOC sections by clicking on the respective section menu ••• icon and choosing delete. Following this, in the Content section, click on the section menu ••• and check Use different first page. You can then navigate to the First Page tab to customize the layout for the first page of your export. In the All other pages tab you can customize the layout for the subsequent pages of your export: