diff --git a/mod/data/edit.php b/mod/data/edit.php
index 15526345708f1..9b72fcc71d00a 100644
--- a/mod/data/edit.php
+++ b/mod/data/edit.php
@@ -121,7 +121,7 @@
     $PAGE->navbar->add(get_string('editentry', 'data'));
 }
 
-$PAGE->add_body_class('mediumwidth');
+$PAGE->add_body_class('limitedwidth');
 if ($rid) {
     $pagename = get_string('editentry', 'data');
 } else {
diff --git a/mod/data/export.php b/mod/data/export.php
index c9ee8b3dd5274..39bfff7aee9cc 100644
--- a/mod/data/export.php
+++ b/mod/data/export.php
@@ -123,7 +123,7 @@
 }
 
 // Build header to match the rest of the UI.
-$PAGE->add_body_class('mediumwidth');
+$PAGE->add_body_class('limitedwidth');
 $pagename = get_string('exportentries', 'data');
 $titleparts = [
     $pagename,
diff --git a/mod/data/field.php b/mod/data/field.php
index 441ccfb3171db..c91c8c0228dda 100644
--- a/mod/data/field.php
+++ b/mod/data/field.php
@@ -92,7 +92,7 @@
 
 $actionbar = new \mod_data\output\action_bar($data->id, $PAGE->url);
 
-$PAGE->add_body_class('mediumwidth');
+$PAGE->add_body_class('limitedwidth');
 $PAGE->set_heading($course->fullname);
 $PAGE->activityheader->disable();
 
diff --git a/mod/data/import.php b/mod/data/import.php
index 37b52c795d4b2..e5346f828b18f 100644
--- a/mod/data/import.php
+++ b/mod/data/import.php
@@ -78,7 +78,7 @@
 /// Print the page header
 $pagename = get_string('uploadrecords', 'data');
 $PAGE->navbar->add($pagename);
-$PAGE->add_body_class('mediumwidth');
+$PAGE->add_body_class('limitedwidth');
 $titleparts = [
     $pagename,
     format_string($data->name),
diff --git a/mod/data/preset.php b/mod/data/preset.php
index 147cafafb584c..dd6cc23c8047d 100644
--- a/mod/data/preset.php
+++ b/mod/data/preset.php
@@ -70,7 +70,7 @@
 
 $url = new moodle_url('/mod/data/preset.php', array('d' => $data->id));
 
-$PAGE->add_body_class('mediumwidth');
+$PAGE->add_body_class('limitedwidth');
 $PAGE->set_url($url);
 $titleparts = [
     get_string('presets', 'data'),
diff --git a/mod/data/templates.php b/mod/data/templates.php
index 8ec274aaa7d93..f97d92529ed54 100644
--- a/mod/data/templates.php
+++ b/mod/data/templates.php
@@ -108,7 +108,7 @@
 $PAGE->set_pagelayout('admin');
 $PAGE->force_settings_menu(true);
 $PAGE->activityheader->disable();
-$PAGE->add_body_class('mediumwidth');
+$PAGE->add_body_class('limitedwidth');
 
 echo $OUTPUT->header();
 
diff --git a/mod/data/view.php b/mod/data/view.php
index 306c505c0c571..1cff81f5d23b1 100644
--- a/mod/data/view.php
+++ b/mod/data/view.php
@@ -225,7 +225,7 @@
     $PAGE->navbar->add(get_string('search'));
 }
 
-$PAGE->add_body_class('mediumwidth');
+$PAGE->add_body_class('limitedwidth');
 $titleparts = [
     format_string($data->name),
     format_string($course->fullname),
diff --git a/theme/boost/scss/moodle/layout.scss b/theme/boost/scss/moodle/layout.scss
index d00602f86a17b..9a23b8ac1a408 100644
--- a/theme/boost/scss/moodle/layout.scss
+++ b/theme/boost/scss/moodle/layout.scss
@@ -68,19 +68,6 @@
             }
         }
     }
-    body.mediumwidth {
-        #page.drawers {
-            .main-inner {
-                max-width: $medium-content-maxwidth;
-            }
-            .footer-popover {
-                max-width: $medium-content-maxwidth;
-                width: 100%;
-                margin: 0 auto;
-                @include border-radius();
-            }
-        }
-    }
     .header-maxwidth {
         max-width: $course-content-maxwidth;
         margin: 0 auto;
diff --git a/theme/boost/scss/moodle/sticky-footer.scss b/theme/boost/scss/moodle/sticky-footer.scss
index a4eddbdb4f01d..0057e7da922f6 100644
--- a/theme/boost/scss/moodle/sticky-footer.scss
+++ b/theme/boost/scss/moodle/sticky-footer.scss
@@ -24,9 +24,6 @@ body {
             body.limitedwidth.uses-drawers & {
                 max-width: $course-content-maxwidth;
             }
-            body.mediumwidth.uses-drawers & {
-                max-width: $medium-content-maxwidth;
-            }
         }
     }
     // Adjust sticky footer width when drawers are open.
diff --git a/theme/boost/scss/moodle/variables.scss b/theme/boost/scss/moodle/variables.scss
index 85d8e639d5f54..4366c0d76a80b 100644
--- a/theme/boost/scss/moodle/variables.scss
+++ b/theme/boost/scss/moodle/variables.scss
@@ -25,7 +25,6 @@ $primary-nav-padding-x: ($spacer * 0.5) !default;
 $navbar-height: 60px !default;
 $stickyfooter-height: calc(max(80px, calc(#{$font-size-base} * 3))) !default;
 $course-content-maxwidth: 830px !default;
-$medium-content-maxwidth: 1120px !default;
 $h5p-content-maxwidth: 960px !default;
 
 $box-shadow-drawer-left: -0.25rem .25rem .8rem rgba($black, .025) !default;
diff --git a/theme/boost/style/moodle.css b/theme/boost/style/moodle.css
index 98c0d539cdc6f..3eafd023205a9 100644
--- a/theme/boost/style/moodle.css
+++ b/theme/boost/style/moodle.css
@@ -36668,9 +36668,6 @@ body {
   .pagelayout-standard .stickyfooter .sticky-footer-content, body.limitedwidth.uses-drawers .stickyfooter .sticky-footer-content {
     max-width: 830px;
   }
-  body.mediumwidth.uses-drawers .stickyfooter .sticky-footer-content {
-    max-width: 1120px;
-  }
 }
 .stickyfooter .sticky-footer-content-wrapper {
   transition: 0.2s;
@@ -37386,15 +37383,6 @@ body.tox-fullscreen .tox.tox-tinymce-aux {
     margin: 0 auto;
     border-radius: 0.5rem;
   }
-  body.mediumwidth #page.drawers .main-inner {
-    max-width: 1120px;
-  }
-  body.mediumwidth #page.drawers .footer-popover {
-    max-width: 1120px;
-    width: 100%;
-    margin: 0 auto;
-    border-radius: 0.5rem;
-  }
   .header-maxwidth {
     max-width: 830px;
     margin: 0 auto;
diff --git a/theme/classic/style/moodle.css b/theme/classic/style/moodle.css
index 596e7dd61011a..fdf4687ac1897 100644
--- a/theme/classic/style/moodle.css
+++ b/theme/classic/style/moodle.css
@@ -36602,9 +36602,6 @@ body {
   .pagelayout-standard .stickyfooter .sticky-footer-content, body.limitedwidth.uses-drawers .stickyfooter .sticky-footer-content {
     max-width: 830px;
   }
-  body.mediumwidth.uses-drawers .stickyfooter .sticky-footer-content {
-    max-width: 1120px;
-  }
 }
 .stickyfooter .sticky-footer-content-wrapper {
   transition: 0.2s;
@@ -37320,15 +37317,6 @@ body.tox-fullscreen .tox.tox-tinymce-aux {
     margin: 0 auto;
     border-radius: 0.25rem;
   }
-  body.mediumwidth #page.drawers .main-inner {
-    max-width: 1120px;
-  }
-  body.mediumwidth #page.drawers .footer-popover {
-    max-width: 1120px;
-    width: 100%;
-    margin: 0 auto;
-    border-radius: 0.25rem;
-  }
   .header-maxwidth {
     max-width: 830px;
     margin: 0 auto;