I think the most important thing in HTML5 is the introduction of Canvas, which allows us to draw various graphics on the web. It feels like this alone is a bit blurry between our web and desktop programs. There are also xml-based drawings in the web outside HTML5, such as VML and SVG. Canvas is pixel-based drawing. Canvas is an html node equivalent to a drawing board. We must use js to operate drawing.
As follows:
< html>