demo/templates/500.html
{% extends '500.html' %}
{% load static %}
{% block body_header %}
{% include 'demo/includes/header.html' %}
{% endblock %}
{% block head_css %}
{{ block.super }}
<link href="{% static 'css/demo.css' %}" media="all" rel="stylesheet" />
{% endblock %}
{% block body_footer %}
{% include 'demo/includes/footer.html' %}
{% endblock %}