{% extends 'checkerapp/course_content.html' %} {% load xchk_instructions %} {% load static %} {# page title is inserted automatically inside h1 element #} {# header "Material" is included automatically (h2 element) #} {% block course_content %} {# sections should start with an h3 header #} {# if there is video material, place it before written material #} {# e.g.