Fixed -- Corrected position of extrastyle and extrahead blocks in admin base template.
<link rel="stylesheet" href="{% static "admin/css/nav_sidebar.css" %}">
<script src="{% static 'admin/js/nav_sidebar.js' %}" defer></script>
{% endif %}
-{% block extrastyle %}{% endblock %}
{% if LANGUAGE_BIDI %}<link rel="stylesheet" href="{% block stylesheet_rtl %}{% static "admin/css/rtl.css" %}{% endblock %}">{% endif %}
-{% block extrahead %}{% endblock %}
{% block responsive %}
<meta name="viewport" content="user-scalable=no, width=device-width, initial-scale=1.0, maximum-scale=1.0">
<link rel="stylesheet" href="{% static "admin/css/responsive.css" %}">
{% if LANGUAGE_BIDI %}<link rel="stylesheet" href="{% static "admin/css/responsive_rtl.css" %}">{% endif %}
{% endblock %}
{% block blockbots %}<meta name="robots" content="NONE,NOARCHIVE">{% endblock %}
+{% block extrastyle %}{% endblock %}
+{% block extrahead %}{% endblock %}
</head>
<body class="{% if is_popup %}popup {% endif %}{% block bodyclass %}{% endblock %}"
