HTTraQt with a flexible system of settings, it can be easy to deflate the whole site (with pictures and other documents, all pages stored with relative addressing to other pages and documents.
Sorry for the spelling and phonetic errors in the text.
Owner and main writer of MintGuide.org is not a native English speaker.
After downloading it to the user's local disk is the same site with the entire internal structure (you can call this structure the "local mirror site") and its possible viewing a regular web browser, the link for reference, as though it were being viewed in Internet. HTTraQt supports resuming downloads aborted downloads, and if necessary allows you to update an existing local "mirror site".
sudo apt install httraqt