diff --git a/atlas/templates/atlas/collection_headers.html b/atlas/templates/atlas/collection_headers.html
index ec9ab3c1..ea56cb83 100644
--- a/atlas/templates/atlas/collection_headers.html
+++ b/atlas/templates/atlas/collection_headers.html
@@ -1,20 +1,43 @@
-{% if request.user.is_authenticated %}
-    Collection: {{collection.name}}-> <a href="{% url 'atlas:collection_detail' pk=collection.pk %}">Overview</a> /
-    <a href="{% url 'atlas:collection_case_update' collection.pk %}">Cases</a> /
-    <a href="{% url 'atlas:collection_history' collection.pk %}">History</a> /
-    <a href="{% url 'atlas:collection_mark_overview' collection.pk %}">Mark</a> /
-    <a href="{% url 'atlas:collection_scores_cid' collection.pk %}">Scores</a> /
-    <a href="{% url 'atlas:exam_cids' collection.pk %}">Candidates</a> /
-    <a href="{% url 'atlas:atlas_create_exam' pk=collection.pk %}">Add New Case</a> /
-    <div class="floating-header">
-        <a href="{% url 'atlas:exam_update' collection.id %}" title="Edit the Collection">Edit</a>
-        \ <a href="{% url 'atlas:exam_deleted' collection.id %}" title="Delete the Collection">Delete</a>
-        \ <a href="{% url 'atlas:exam_clone' collection.id %}" title="Clone the Collection">Clone</a>
-        \ <a href="{% url 'atlas:collection_authors' collection.pk %}" title="Edit Authors">Authors</a>
+{% if request.user.is_authenticated and collection %}
+<nav class="navbar navbar-expand-lg navbar-dark bg-dark mt-2 rounded">
+    <div class="container-fluid px-3">
+        <span class="navbar-text me-3 text-white">
+            <strong>Collection:</strong> {{ collection.name }}
+        </span>
+        <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#collectionNav" aria-controls="collectionNav" aria-expanded="false" aria-label="Toggle navigation">
+            <span class="navbar-toggler-icon"></span>
+        </button>
 
-        {% if request.user.is_superuser %}
-            \ <a href="{% url 'admin:atlas_casecollection_change' collection.id %}" title="Edit the Collection using the admin interface">Admin Edit</a>
-        {% endif %}
+        <div class="collapse navbar-collapse" id="collectionNav">
+            <ul class="navbar-nav me-auto mb-2 mb-lg-0">
+                <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_detail' pk=collection.pk %}">Overview</a></li>
+                <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_case_update' collection.pk %}">Cases</a></li>
+                <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_history' collection.pk %}">History</a></li>
+                <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_mark_overview' collection.pk %}">Mark</a></li>
+                <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_scores_cid' collection.pk %}">Scores</a></li>
+                <li class="nav-item"><a class="nav-link" href="{% url 'atlas:exam_cids' collection.pk %}">Candidates</a></li>
+                <li class="nav-item"><a class="nav-link" href="{% url 'atlas:atlas_create_exam' pk=collection.pk %}">Add New Case</a></li>
+            </ul>
+
+            <ul class="navbar-nav ms-auto">
+                <li class="nav-item dropdown">
+                    <a class="nav-link dropdown-toggle" href="#" id="collectionActions" role="button" data-bs-toggle="dropdown" aria-expanded="false">Actions</a>
+                                <ul class="dropdown-menu dropdown-menu-end dropdown-menu-dark" aria-labelledby="collectionActions">
+                        <li><a class="dropdown-item" href="{% url 'atlas:collection_case_update' collection.pk %}">Edit Cases</a></li>
+                        <li><a class="dropdown-item" href="{% url 'atlas:exam_update' collection.id %}">Edit</a></li>
+                        <li><a class="dropdown-item" href="{% url 'atlas:exam_clone' collection.id %}">Clone</a></li>
+                        <li><a class="dropdown-item" href="{% url 'atlas:collection_authors' collection.pk %}">Authors</a></li>
+                        <li><hr class="dropdown-divider"></li>
+                                    <li><a class="dropdown-item text-danger" href="{% url 'atlas:exam_deleted' collection.id %}">Delete</a></li>
+                        {% if request.user.is_superuser %}
+                            <li><hr class="dropdown-divider"></li>
+                            <li><a class="dropdown-item" href="{% url 'admin:atlas_casecollection_change' collection.id %}">Admin Edit</a></li>
+                        {% endif %}
+                    </ul>
+                </li>
+            </ul>
+        </div>
     </div>
+</nav>
 {% endif %}