django-courriel/django_courriel/templates/courriel/base.dj.html

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <style>{% block style %}{% endblock %}</style>
</head>
<body>
{% block body %}{{ content_html|safe }}{% endblock %}
</body>
</html>