notifications-admin/app/templates/error/403.html

{% extends "withoutnav_template.html" %}
{% block per_page_title %}403{% endblock %}
{% block maincolumn_content %}
    <div class="grid-row">
      <div class="column-two-thirds">
        <h1 class="heading-large">
          403
        </h1>
        <p>
          You do not have permission to view this page.
        </p>
      </div>
    </div>
{% endblock %}