{% block style_base %}
{% block layout_style %}
{% comment %}
See https://github.com/Kozea/WeasyPrint/blob/master/weasyprint/css/html5_ua.css
for base style sheet.
{% endcomment %}
{% endblock %}
{% block extra_style %}{% endblock %}
{% endblock %}
{% block page_header %}
{% endblock %}
{% block content %}
{% endblock %}