diff --git a/mod/assign/feedback/editpdf/tests/behat/annotate_pdf.feature b/mod/assign/feedback/editpdf/tests/behat/annotate_pdf.feature
index b2deb53178a..df377d4abcc 100644
--- a/mod/assign/feedback/editpdf/tests/behat/annotate_pdf.feature
+++ b/mod/assign/feedback/editpdf/tests/behat/annotate_pdf.feature
@@ -51,7 +51,6 @@ Feature: In an assignment, teacher can annotate PDF files during grading
     And I am on "Course 1" course homepage
     And I follow "Test assignment name"
     And I navigate to "View all submissions" in current page administration
-    And I open the action menu in "Submitted for grading" "table_row"
     And I click on "Grade" "link" in the "Submitted for grading" "table_row"
     And I should see "Page 1 of 3"
     And I click on ".navigate-next-button" "css_element"
diff --git a/mod/assign/feedback/editpdf/tests/behat/view_previous_annotations.feature b/mod/assign/feedback/editpdf/tests/behat/view_previous_annotations.feature
index e3a490cfdff..b593498dd7f 100644
--- a/mod/assign/feedback/editpdf/tests/behat/view_previous_annotations.feature
+++ b/mod/assign/feedback/editpdf/tests/behat/view_previous_annotations.feature
@@ -43,7 +43,6 @@ Feature: In an assignment, teacher can view the feedback for a previous attempt.
     And I am on "Course 1" course homepage
     And I follow "Test assignment name"
     And I navigate to "View all submissions" in current page administration
-    And I open the action menu in "Submitted for grading" "table_row"
     And I click on "Grade" "link" in the "Submitted for grading" "table_row"
     And I should see "Page 1 of 3"
     And I click on ".navigate-next-button" "css_element"
diff --git a/theme/boost/scss/moodle/core.scss b/theme/boost/scss/moodle/core.scss
index 238cc9d4ad7..d4ac3138a25 100644
--- a/theme/boost/scss/moodle/core.scss
+++ b/theme/boost/scss/moodle/core.scss
@@ -287,7 +287,9 @@ form.popupform div {
 }
 
 // Minimum height required for a menu in a table inside a scrollable div.
+// Position required for table sizing inside a flex container.
 .no-overflow > .generaltable {
+    position: relative;
     margin-bottom: 0;
     min-height: 10em;
 }
diff --git a/theme/boost/scss/moodle/grade.scss b/theme/boost/scss/moodle/grade.scss
index 5d92a34c2f0..afb76988c5d 100644
--- a/theme/boost/scss/moodle/grade.scss
+++ b/theme/boost/scss/moodle/grade.scss
@@ -33,6 +33,7 @@
 
 .path-grade-report-grader {
     #region-main {
+        overflow-x: visible;
         min-width: 100%;
         width: auto;
         & > .card {
diff --git a/theme/boost/scss/moodle/modules.scss b/theme/boost/scss/moodle/modules.scss
index 799df13d39c..e0e162e199a 100644
--- a/theme/boost/scss/moodle/modules.scss
+++ b/theme/boost/scss/moodle/modules.scss
@@ -522,9 +522,6 @@ div#dock {
 .path-mod-assign [data-region="grade-actions-panel"] [data-region="grade-actions"] .collapse-buttons {
     top: auto;
 }
-.path-mod-assign .no-overflow {
-    overflow: initial;
-}
 
 // This section removes the responsiveness from the form in the grading panel
 $popout-header-font-size: 1.5 * $font-size-base;
diff --git a/theme/boost/style/moodle.css b/theme/boost/style/moodle.css
index 2298b36805e..31c211dde61 100644
--- a/theme/boost/style/moodle.css
+++ b/theme/boost/style/moodle.css
@@ -8995,6 +8995,7 @@ form.popupform div {
   overflow: auto; }
 
 .no-overflow > .generaltable {
+  position: relative;
   margin-bottom: 0;
   min-height: 10em; }
 
@@ -15616,9 +15617,6 @@ div#dock {
 .path-mod-assign [data-region="grade-actions-panel"] [data-region="grade-actions"] .collapse-buttons {
   top: auto; }
 
-.path-mod-assign .no-overflow {
-  overflow: initial; }
-
 .path-mod-assign #page-content [data-region="grade-panel"] .mform:not(.unresponsive) .fcontainer .fitem.popout .felement {
   height: calc(100% - 4rem); }
 
@@ -16013,6 +16011,7 @@ p.arrow_button {
   left: 40vw; }
 
 .path-grade-report-grader #region-main {
+  overflow-x: visible;
   min-width: 100%;
   width: auto; }
   .path-grade-report-grader #region-main > .card, .path-grade-report-grader #page-enrol-users #region-main > #filterform, #page-enrol-users .path-grade-report-grader #region-main > #filterform, .path-grade-report-grader .que #region-main > .history, .que .path-grade-report-grader #region-main > .history, .path-grade-report-grader .userprofile .profile_tree #region-main > section, .userprofile .profile_tree .path-grade-report-grader #region-main > section, .path-grade-report-grader #region-main > .groupinfobox, .path-grade-report-grader #region-main > .well {