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.

To hide 0r remove borders in Google Sheets and Docs, open the document, select the preferred table, then choose the relevant options to delete the borders.

Want to add some style and personality to your Google Docs files? Here’s a guide on how to add doodles, sketches, and other exciting media to your docs.