myblog/myadmin/templates/admin/base_site.html
{% extends "admin/base.html" %}
{% load favicon %}
{% block title %}{{ title }} | Back office{% endblock %}
{% block extrahead %}
{% get_favicons %}
{% endblock extrahead %}
{% block branding %}
<h1 id="site-name"><a href="{% url 'admin:index' %}">Back office</a></h1>
{% endblock %}
{% block nav-global %}{% endblock %}