{% block style_base %}
{% comment %}
See DEFAULT_CSS in https://github.com/chrisglass/xhtml2pdf/blob/master/xhtml2pdf/default.py
for base style.
{% endcomment %}
{% block layout_style %}
{%endblock%}
{% block extra_style %}{% endblock %}
{% endblock %}
{%block page_header%}
{%endblock%}
{%block content%}
{%endblock%}