fixes templating (main-tag)

templates/download_results.html

@@ -1,6 +1,5 @@
 
 {% include "header.html" %}
-    <main>
         <section class="container-fluid d-flex justify-content-center">
             <div class="container-md my-5 mx-2 shadow-lg p-4 ">
                 <div class="container-sm">
@@ -87,7 +86,6 @@
                 </table>
             </div>
         </section>
-    </main>
     {% block scripts %}
          {{ bootstrap.load_js() }}
         <script src="{{url_for('.static', filename='download_results.js')}}"></script>