Issue #3354040 by Grimreaper: page.html.twig update after lighthouse audit

templates/overrides/system/page.html.twig

@@ -62,7 +62,7 @@
           ]
         }),
       }, 'expand_lg') }}
-  </div>
+    </div>
   {% endblock %}
 {% endif %}
 
@@ -74,7 +74,7 @@
       {# Header #}
       {% if page.header %}
         {% block header %}
-          <div class="col-sm-12 border-bottom mb-4 pb-1" role="heading">
+          <div class="col-sm-12 border-bottom mb-4 pb-1">
             {{ page.header }}
           </div>
         {% endblock %}
@@ -116,7 +116,7 @@
 
         {# Content #}
         {% block content %}
-          <a id="main-content"></a>
+          <div id="main-content"></div>
           {{ page.content }}
         {% endblock %}
       </section>