<!DOCTYPE html>
<html>
<head>
{% block head %}
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes" />
<title>{{title}}</title>
{% endblock head %}
</head>
<body>
{% block main %}
{% endblock main %}
</body>
</html>