HTML
HTML stands for HyperText Markup Language.
It is the set of markup symbols or codes inserted into a file intended for display on the Internet. The markup tells web browsers how to display a web page's words and images.
HTML sample code
<!DOCTYPE html>
<html>
<head>
<title>My simple HTML page</title>
</head>
<body>
<h1>This is my heading</h1>
<p>This is my paragraph.</p>
</body>
</html>