diff --git a/atlas/templates/atlas/collection_headers.html b/atlas/templates/atlas/collection_headers.html
index 33302979..d614c9e3 100644
--- a/atlas/templates/atlas/collection_headers.html
+++ b/atlas/templates/atlas/collection_headers.html
@@ -1,46 +1,46 @@
 {% 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>
+    <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>
 
-        <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>
-            </ul>
+            <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>
+                </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>
-                        <li><hr class="dropdown-divider"></li>
-                        <li><a class="dropdown-item" href="{% url 'atlas:collection_viva' collection.pk %}">View as viva</a></li>
-                        <li><a class="dropdown-item" href="{% url 'atlas:collection_viva_local' collection.pk %}">View as viva (local)</a></li>
-                        {% if request.user.is_superuser %}
+                <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" href="{% url 'admin:atlas_casecollection_change' collection.id %}">Admin Edit</a></li>
-                            <li><a class="dropdown-item" href="{% url 'atlas:atlas_create_exam' pk=collection.pk %}">Add New Case</a></li>
-                        {% endif %}
-                    </ul>
-                </li>
-            </ul>
+                            <li><a class="dropdown-item text-danger" href="{% url 'atlas:exam_deleted' collection.id %}">Delete</a></li>
+                            <li><hr class="dropdown-divider"></li>
+                            <li><a class="dropdown-item" href="{% url 'atlas:collection_viva' collection.pk %}">View as viva</a></li>
+                            <li><a class="dropdown-item" href="{% url 'atlas:collection_viva_local' collection.pk %}">View as viva (local)</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>
+                                <li><a class="dropdown-item" href="{% url 'atlas:atlas_create_exam' pk=collection.pk %}">Add New Case</a></li>
+                            {% endif %}
+                        </ul>
+                    </li>
+                </ul>
+            </div>
         </div>
-    </div>
-</nav>
+    </nav>
 {% endif %}
 
diff --git a/atlas/templates/atlas/viewer_local_progressive.html b/atlas/templates/atlas/viewer_local_progressive.html
index 8483479f..d3cca478 100644
--- a/atlas/templates/atlas/viewer_local_progressive.html
+++ b/atlas/templates/atlas/viewer_local_progressive.html
@@ -70,7 +70,7 @@
         </div>
         <div id="root" class="dicom-viewer-root"
              style="box-sizing: border-box; background: #222; position: absolute; top: 0; left: 0; right: 0; bottom: 0; width: 100vw; height: 100vh;"
-               data-auto-cache-stack="false"
+             data-auto-cache-stack="false"
         ></div>
 
         <!-- Overlay for non-DICOM resources (images/videos/embeds) -->