better capsule (aka footnotes) positionning

web_main/themes/custom/mathallo/templates/footnote-link.html.twig

@@ -1,7 +1,7 @@
 {% apply footnotes_spaceless %}
   {# footnotes/footnote-link.html.twig #}
   <div class="footnote__citation js-footnote-citation" id="{{ fn.ref_id }}">
-    {{ fn.value|render|trim }}
-    <aside class="footnote-content">{{ fn.text }}</aside>
+    <span class="footnote-link">{{ fn.value|render|trim }}</span>
+    <template class="footnote-content">{{ fn.text }}</template>
   </div>
 {% endapply %}