Update navbar behavior with shrinking effect on scroll, refine layout and styles, and enhance backend sidebar for members management.

templates/members/member_filter.html

@@ -1,3 +1,5 @@
 {% extends "backend/base.html" %}
 
-{% block content %}test <i class="fa-solid fa-hockey-puck"></i>{% endblock content %}
+{% block content %}
+    <div class="h-full">1</div>
+{% endblock content %}