level_intro.html

<html>
<head>
    <meta charset="UTF-8">
    <meta content="width=device-width, initial-scale=1.0" name="viewport">
    <title>Berlin Wall Breaker - A game for Ms. Crêpes</title>
    <link href="common.css" rel="stylesheet">

    <script language="javascript" src="libraries/p5.min.js" type="text/javascript"></script>
    <script language="javascript" src="libraries/p5.sound.min.js" type="text/javascript"></script>
    <script language="javascript" src="common.js" type="text/javascript"></script>
    <script language="javascript" src="level_intro.js" type="text/javascript"></script>

    <style> body {
        background: #000000;
        padding: 0;
        margin: 0;
    } </style>
</head>

<body>
<div id="gameOuter">
    <div id="gameScreen"></div>
</div>

</body>
</html>