<!DOCTYPE html> <!-- the document type definition, NOT actually an element; it should be the FIRST THING in your HTML5 file!!!!!!! --> <html> <head> <!-- general information about the page --> <!-- MOST of this is not displayed, although the page title (the title element) is displayed in the browser tab when this page is displayed --> <title> my first HTML5 page </title> </head> <body> <!-- generally holds the contents of the document (probably to be displayed) --> <!-- there are 6 levels of headings --> <h1> Document top-level heading </h1> <p> Document text goes here -- ALL document text MUST be within an appropriate element for well-structured HTML5 </p> </body> </html>