Untitled

<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>Xeroboi OOF</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" type="text/css" media="screen" href="style.css" />
</head>

<body>
    <video id="video" src="test.mp4" autoplay></video>
    <script>
        document.getElementById('video').volume = 100;
    </script>

</body>

</html>