You can create & add a document outline in Google Docs using this guide. Difference between Table of contents & Document Outline explained.

Google Docs is the top online document editor, hands down. If you're working on document, you can quickly create an outline in Google Docs.

Once you add relevant headings, you can fly through your Google Docs document from the Summary menu. Once you add relevant headings to your document, click the Show document outline button in the ...

Need to add a summary to your Google doc? We'll guide you every step of the way.

Although there isn't a direct feature to create borders on Google Docs, there are 3 workarounds that you can use to create that appearance.