First HTML page source code
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Jestem na fali</title>
</head>
<body>
<div>
<ul>
<li><a href="">Home</a></li>
<li><a href="https://www.google.com/doodles/celebrating-50-years-of-kids-coding">Forms</a></li>
<li><a href="https://xkcd.com/1854/">Comic</a></li>
</ul>
</div>
<h1>Here is our heading</h1>
<p>Paragraph 1 Paragraph 1 Paragraph 1 Paragraph 1 Paragraph 1</p>
<p>Paragraph 2 Paragraph 2 Paragraph 2</p>
<p>Paragraph 3 Paragraph 3 Paragraph 3 Paragraph 3 Paragraph 3 Paragraph 3</p>
<div>
<img src="http://thecatapi.com/api/images/get?format=src&type=gif" alt="Random Kitten">
</div>
</body>
</html>