linutil/overrides/main.html

{% extends "base.html" %}

{% block header %}
    {{ super() }}
    <div style="color: red; text-align: center; padding: 10px; font-size: 20px;">
        <strong>Announcement:</strong> This documentation is still in progress.
    </div>
{% endblock %}

{% block footer %}
    {# Empty block to override the footer #}
{% endblock %}