<html>
<head>
<link rel="stylesheet" href="pico.min.css" />
<link rel="stylesheet" href="style.css" />
<meta charset="UTF-8">
</head>
<body>
<div class="container">
<button class="open-js">Alles öffnen</button>
<button class="close-js">Alles schließen</button>
<h1>{{title}}</h1>
{{content}}
</div>
<script src="app.js"></script>
</body>
</html>