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.

You can add a Border to an image in a Google Docs document. Creating and putting a broder is very easy if you follow this procedure.

Google today updated Google Docs with some basic image-editing tools. You can now crop, rotate, and add borders to images in a document without leaving Google Docs.

Step 1: To add a page border, go to File, then go to Page Setup. Click on page margins and lower it. Then click on OK. Step 2: Go to insert, go to Table. Then select a Cell.