.sidebar-component{padding:20px;font-size:1.6rem}.lesson-link{color:#000;padding:8px 0;text-decoration:none;display:block}.lesson-link:hover{color:#6060ff}.lesson-group{text-align:left;cursor:pointer;background:0 0;border:none;justify-content:space-between;width:100%;padding:8px 0;font-size:1.6rem;display:flex}.lesson-group:hover{color:#6060ff}.concept-lessons{border-left:2px solid #e0e0e0;margin-left:5px;padding-left:20px}.nested{padding-left:10px}.active{color:#6060ff}.lesson-link.active,.lesson-group.active{background-color:#6060ff00;border-radius:4px}