Untitled

<!doctype html>
<html>
<head>
	<meta charset="utf-8">
	<meta name="description" content="DOM">
	<link rel="stylesheet" href="style.css">
	<title>DOM</title>
</head>
<body>
<picture>
    <source srcset="dom1.png" media="(min-width: 960px)">
    <source srcset="dom2.png" media="(min-width: 620px)(max-width:960px)">
    <source srcset="dom3.png" media="(max-width: 620px)">
    <img src="dom.png" alt="zdjecie domu">
</picture>
<br>
<video controls autoplay loop>
	<source src="video.mp4" type='video/mp4; codecs="avc1.42E01E, mp4a.40.2"'>
</video>
<br>
<audio controls>
    <source src="sound.mp3" type='audio/mpeg'>
</audio>
</body>
</html>