Collapsed columns widget goes beyond border

Log in as admin Create a course Navigate to course gradebook Collapse one of the report columns Press Collapsed columns to open dialog Confirm the dialog is right-aligned to the initial Collapsed columns trigger element Select Gradebook setup Add 10 new grade items Item name: "One" through "Ten" (because we want to create a wide gradebook in the browser) Select Grader report Press Collapsed columns to open dialog Confirm the dialog is right-aligned to the initial Collapsed columns trigger element