diff --git a/atlas/templates/atlas/collection_mark_question.html b/atlas/templates/atlas/collection_mark_question.html
index 7177c500..81d63435 100644
--- a/atlas/templates/atlas/collection_mark_question.html
+++ b/atlas/templates/atlas/collection_mark_question.html
@@ -33,7 +33,7 @@
     </form>
 
 
-    <div class="offcanvas offcanvas-top" tabindex="-1" id="offcanvasTop" aria-labelledby="offcanvasTopLabel">
+    <div class="offcanvas offcanvas-top" data-bs-scroll="true" tabindex="-1" id="offcanvasTop" aria-labelledby="offcanvasTopLabel">
         <div class="offcanvas-header">
             <h5 id="offcanvasTopLabel">Offcanvas top</h5>
             <button type="button" class="btn-close text-reset" data-bs-dismiss="offcanvas" aria-label="Close"></button>
@@ -49,6 +49,12 @@
                 </span>
             </span>
         {% endfor %}
+
+    <div>
+        <div id="single-dicom-viewer" class="dicom-viewer" data-images="" data-annotations=''>
+        </div>
+
+    </div>
         </div>
     </div>