Saving Your Web Page
Web pages are created with a text editor or word processor but are meant to be viewed with multiple browsers on multiple platforms. To be accessible to all of these different programs, Web pages are saved in a universal “text-only” format—without any proprietary formatting that a word processor might otherwise apply.
So that browsers (and servers) recognize Web pages and know to interpret the markup they contain, as well as distinguish them from plain text files that are not Web pages, Web page files also have the .htm or .html extension.
Because of that extension, a Web page’s icon matches the system’s default browser and not the word processor with which the file was written. Indeed, when you double-click a Web page file, ...
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