zulip/templates/zerver/tutorial_finale.html

<div class="modal hide" id="tutorial-finale" tabindex="-1" role="dialog"
    aria-labelledby="tutorial-finale-label" aria-hidden="true">
    <div class="modal-header">
        <h3 id="tutorial-finale-label">{% trans %}Welcome to Zulip{% endtrans %}</h3>
    </div>
    <div class="modal-body">
        <p>{% trans %}Streams, topics, and narrowing make Zulip conversations
        efficient and productive.{% endtrans %}</p>

        <p>{% trans %}That's all there is to it, so let's get started!{% endtrans %}</p>
    </div>
    <div class="modal-footer">
        <button class="btn btn-primary" type="submit" id="tutorial-get-started">{% trans %}Get started{% endtrans %}</button>
    </div>
</div>