<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8"/>
    <meta name="viewport" content="width=device-width, initial-scale=1"/>
    <link
            rel="stylesheet"
            href="https://stackpath.bootstrapcdn.com/bootstrap/5.0.0-alpha2/css/bootstrap.min.css"
            integrity="sha384-DhY6onE6f3zzKbjUPRc2hOzGAdEf4/Dz+WJwBvEYL/lkkIsI3ihufq9hk9K4lVoK"
            crossorigin="anonymous"
    />
    <script
            src="https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js"
            integrity="sha384-9/reFTGAW83EW2RDu2S0VKaIzap3H66lZH81PoYlFhbGU+6BZp6G7niu735Sk7lN"
            crossorigin="anonymous"
    ></script>
    <script
            src="https://stackpath.bootstrapcdn.com/bootstrap/5.0.0-alpha2/js/bootstrap.min.js"
            integrity="sha384-5h4UG+6GOuV9qXh6HqOLwZMY4mnLPraeTrjT5v07o347pj6IkfuoASuGBhfDsp3d"
            crossorigin="anonymous"
    ></script>
    {% block title %}
        <title>qr code toolkit</title>
    {% endblock title %}
</head>

<body>
{% block content %} {% endblock content %}
</body>
</html>
