diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index ef59760a2aa..007c99064c1 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -9830,7 +9830,7 @@ function get_performance_info() {
         $info['txt'] .= 'Caches used (hits/misses/sets): 0/0/0 ';
     }
 
-    $info['html'] = '<div class="performanceinfo siteinfo container-fluid px-md-0 overflow-auto mt-3">'.$info['html'].'</div>';
+    $info['html'] = '<div class="performanceinfo siteinfo container-fluid px-md-0 overflow-auto pt-3">'.$info['html'].'</div>';
     return $info;
 }
 
diff --git a/lib/templates/content/export/external_page.mustache b/lib/templates/content/export/external_page.mustache
index d64c4ce722e..30a14b818b7 100644
--- a/lib/templates/content/export/external_page.mustache
+++ b/lib/templates/content/export/external_page.mustache
@@ -69,7 +69,7 @@
                 {{$pagecontent}}{{/pagecontent}}
             </div>
         </main>
-        <footer id="page-footer" class="py-3 footer-dark bg-dark text-light">
+        <footer id="page-footer" class="py-3">
             <div class="container">
                 <div>{{{global.contentexportfooter}}}</div>
             </div>
diff --git a/theme/boost/templates/footer.mustache b/theme/boost/templates/footer.mustache
index 25b396c4e20..dfa932b0233 100644
--- a/theme/boost/templates/footer.mustache
+++ b/theme/boost/templates/footer.mustache
@@ -32,7 +32,7 @@
     }
 }}
 
-<footer id="page-footer" class="footer-popover footer-dark bg-dark text-light">
+<footer id="page-footer" class="footer-popover bg-white">
     <div data-region="footer-container-popover">
         <button class="btn btn-icon bg-secondary icon-no-margin btn-footer-popover" data-action="footer-popover" aria-label="{{#str}}showfooter, theme_boost{{/str}}">
             {{#pix}}e/question, core{{/pix}}
@@ -74,7 +74,7 @@
         </div>
     </div>
 
-    <div class="footer-content-debugging">
+    <div class="footer-content-debugging footer-dark bg-dark text-light">
         <div class="container-fluid footer-dark-inner">
             {{{ output.debug_footer_html }}}
         </div>
diff --git a/theme/boost/templates/secure.mustache b/theme/boost/templates/secure.mustache
index 49988799fda..32d92b5340d 100644
--- a/theme/boost/templates/secure.mustache
+++ b/theme/boost/templates/secure.mustache
@@ -75,7 +75,7 @@
             </div>
         </div>
     </div>
-    <footer id="page-footer" class="py-3 footer-dark bg-dark text-light">
+    <footer id="page-footer" class="py-3">
         <div class="container">
             <div id="course-footer">{{{ output.course_footer }}}</div>
             {{{ output.standard_end_of_body_html }}}