Cascading Style Sheets is a style sheet language used for describing the
presentation of a document written in a markup language like HTML.
CSS is a cornerstone technology of the World Wide Web, alongside HTML and
JavaScript.
HTML is the standard markup language for Web pages.
With HTML you can create your own Website.
HTML is easy to learn - You will enjoy it!
Example
<!DOCTYPE html>
<html>
<head>
<title>Page Title</title>
</head>
<body>
<h1>This is a Heading</h1>
<p>This is a paragraph.</p>
</body>
</html>