Shows a basic example of a Nunjucks templated page

index.njk

{% set page_name = 'Home' %}
{% set SEO_description = 'SSG using Nunjucks and Gulp' %} 
{% set SEO_keywords = 'SSG, Nunjucks, Gulp, JavaScript' %} 
{% extends "layouts/layout.html" %} 
{% block content %}
<div id="content">
    <div class="container">
        <h1>Hello World!</h1>
    </div>
</div>
{% endblock %}