<html> <head> <title>To-Do lists</title> </head> <body> <h1>{% block header_text %}{% endblock %}</h1> <form method="POST" action="{% block form_action %}{% endblock %}"> <input name="item_text" id="id_new_item" placeholder="Enter a to-do item" /> {% csrf_token %} </form> {% block table %} {% endblock %} </body> </html>