<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Navigation Example</title>
</head>

<body>
  <h1>Welcome to the iframe</h1>
  <p>
    Click the link below to navigate to the menu.
  </p>
  <a href="./menu.html">See the menu</a>
</body>

</html>