{% extends "layout_argleton.html" %}

{% block page_title %}
  GOV.UK prototype kit
{% endblock %}

{% block content %}

<main id="content" role="main">

<h1 class="heading-large">
  Your application is now complete
</h1>

<p>
  You should now receive details of what to do next by the contact method you've chosen.
</p>

<p>
  <a href="#">Contact the council</a> if you haven't received details of what to do next.
</p>

{% endblock %}

{% extends "layout_argleton.html" %}

{% block page_title %}
  GOV.UK prototype kit
{% endblock %}

{% block content %}
<main id="content" role="main">

  <h1 class="heading-large">
    Your application is now complete
  </h1>

  <p>
    You should now receive details of what to do next by the contact method you've chosen.
  </p>

  <p>
    <a href="#">Contact the council</a> if you haven't received details of what to do next.
  </p>

</main>
{% endblock %}

Add missing closing main element
Add missing closing main element

and adjust indentation of content inside main
