notifications-admin/app/templates/components/status-box.html

{% macro status_box(number, label, failing=false, percentage=None, url=None) %}
  <div class="big-number-with-status">
    <div class="big-number-status{% if failing %}-failing{% endif %}">
      {% if url %}
        <a class="govuk-link govuk-link--no-visited-state" href="{{ url }}">{{ number }} {{ label }}</a>
      {% else %}
        {{ number }} {{ label }}
      {% endif %}

      {% if percentage %}
        - {{ percentage }}%
      {% endif %}
    </div>
  </div>
{% endmacro %}