h3.lessonList { position: relative; padding: 5px 5px 5px 42px; background: #82aa70; font-size: 20px; color: white; margin-left: -33px; line-height: 1.3; } h3.lessonList:before { position: absolute; content: ''; left: -2px; top: -2px; border: none; border-left: solid 40px white; border-bottom: solid…