To export project code, please, click on the </> button (Export code) on the right side in the top bar.
You will see the code export window, in which you can view HTML, CSS, and JS code of the current page and the files used in it.
To export code, click on the Prepare ZIP button and wait for the archive with the code to be prepared. Code of all pages of the project will be saved to the archive.
When the archive is ready, the Download ZIP button will appear, by clicking on which, you can save the achieve to your computer.