diff --git a/_includes/vendor/anchor_headings.html b/_includes/vendor/anchor_headings.html
index 25397df93635196eeee7c23d7fbcc18d37f1db2d..985f448bff00b3b527a21d7d8e127d9d529c1c72 100755
--- a/_includes/vendor/anchor_headings.html
+++ b/_includes/vendor/anchor_headings.html
@@ -64,7 +64,7 @@
     {% capture anchor %}{% endcapture %}
 
     {% if html_id and headerLevel >= minHeader and headerLevel <= maxHeader %}
-      {% capture anchor %}href="#{{ html_id}}"{% endcapture %}
+      {% capture anchor %}href="#{{ html_id}}" aria-labelledby="{{ html_id}}"{% endcapture %}
 
       {% if include.anchorClass %}
         {% capture anchor %}{{ anchor }} class="{{ include.anchorClass }}"{% endcapture %}
@@ -97,4 +97,4 @@
     {% endcapture %}
     {% capture edited_headings %}{{ edited_headings }}{{ new_heading }}{% endcapture %}
   {% endfor %}
-{% endcapture %}{% assign headingsWorkspace = '' %}{{ edited_headings | strip }}
\ No newline at end of file
+{% endcapture %}{% assign headingsWorkspace = '' %}{{ edited_headings | strip }}
diff --git a/_sass/search.scss b/_sass/search.scss
index 8a7f410cebe8356c2962c70a7155277ac7a8dc6e..eb94cb71408bbd646734ae95cfdcc75ba14e38c2 100644
--- a/_sass/search.scss
+++ b/_sass/search.scss
@@ -308,6 +308,8 @@
   @include mq(md) {
     .main {
       position: fixed;
+      right: 0;
+      left: 0;
     }
   }