<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>This text is the title of the document</title>
  <style>
    p {
      font-size: 20px;
    }
  </style>
</head>
<body>
  <main>
    <section>
      <p>My text</p>
    </section>
  </main>
</body>
</html>