er_grade == 'A+' or link.average_letter_grade == 'A' %} bg-green-100 text-green-800 dark:bg-green-900 dark:text-green-200 {% elif link.average_letter_grade == 'A-' or link.average_letter_grade == 'B+' %} bg-blue-100 text-blue-800 dark:bg-blue-900 dark:text-blue-200 {% elif link.average_letter_grade == 'B' or link.average_letter_grade == 'B-' %} bg-indigo-100 text-indigo-800 dark:bg-indigo-900 dark:text-indigo-200 {% elif link.average_letter_grade == 'C+' or link.average_letter_grade == 'C' %} bg-yellow-100 