.lesson-contribution{color:#4b5955;border-top:1px solid #d8e0dd;width:min(1160px,100% - 40px);margin:24px auto 36px;padding:12px 0;font-size:13px;line-height:1.7}.lesson-contribution summary{cursor:pointer;color:#294e40;min-height:44px;padding:10px 0;font-weight:600}.lesson-contribution p{color:#4b5955;max-width:85ch;margin:0 0 10px}.lesson-contribution a{text-underline-offset:3px;color:#235b44;text-decoration:underline}