The following method is tested on Windows 10:
- Open the Dropbox folder on your computer.
- Go to any subfolder of you choice if you wish or stay at the main Dropbox folder.
- Right click > New > Shortcut
> Next - Finish the process.
>Finish
If you visit your Dropbox home webpage, you should now be able to see the URL which can be opened on new tab (tested on firefox).