fix: Footer selector fixed to be more concrete - otherwise headings could be matched only by ID

_assets/css/_styles.scss

@@ -106,11 +106,11 @@ div.caption {
 }
 
 #push,
-#footer {
+div#footer {
     min-height: 340px;
 }
 
-#footer {
+div#footer {
     color: #898c92;
     background-color: $footer-bg;
     font-size: 11px;

_assets/js/additional-content.js

@@ -10,7 +10,7 @@ $(function () {
                     return (this.top = offset.top - NAVBAR_HEIGHT - 25);
                 },
                 bottom: function () {
-                    return (this.bottom = $('#footer').outerHeight(true) + FOOTER_DISTANCE);
+                    return (this.bottom = $('div#footer').outerHeight(true) + FOOTER_DISTANCE);
                 }
             }
         });

_assets/js/side-nav.js

@@ -87,7 +87,7 @@ function setSideNavPosition() {
     var scrollFold = $window.scrollTop() + windowHeight;
 
     var top = Math.min($('.navbar').height(), $('aside.TK-Hat').height());
-    var footerHeight = $('#footer').outerHeight(true);
+    var footerHeight = $('div#footer').outerHeight(true);
     var feedbackOffsetTop = document.body.scrollHeight - footerHeight;
     var bottom = Math.max(0, Math.min(footerHeight, scrollFold - feedbackOffsetTop));