Step-1: Login as the Manager.
Step-2: Go for any existing Course.
Step-3: Create a "Quiz" activity.
Step-4: Click on the "Quiz" that you have created.
Step-5: Click on the "Edit Quiz" button.
Step-6: You will see the "Question bank contents" on the right side with the "blue" background and the "black" font. which is not visible for the user.Please change the color to the template color.