You can save the html code file on your computer for the changes that you do make. That's no problem. Click anywhere 'Save As'. To make the changes permanent in your theme, you then have to make those changes in your theme's files in the r

The "Inspect element" tool is for web developers, to allow them to inspect their website (inspecting websites with this tool is a great learning tool, too, imo), and make changes on the fly. Once you refresh the page, the changes are gone -- and

“How to save inspect element changes permanent ow to open a web page in your text editor From within the Text Editor, choose File then Open, just as you would with a word processor.