.article-sidebar{position:sticky;top:2rem;background:var(--bs-tertiary-bg);padding:1.5rem;border-radius:var(--bs-border-radius-lg);box-shadow:var(--bs-box-shadow-sm)}.article-hero{height:400px;width:100%}.article-hero img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}.tree{list-style:none;padding-left:0}.tree ul{padding-left:1rem;border-left:2px solid var(--bs-border-color)}.tree a{display:block;padding:.35rem .25rem;color:var(--bs-body-color)}.tree .active>a{font-weight:600;color:var(--bs-primary)}.article-content h2{margin-top:3rem;padding-bottom:.5rem;border-bottom:2px solid var(--bs-secondary)}.article-content h3{margin-top:2rem;color:var(--bs-primary)}.article-content h4{margin-top:1.5rem;font-weight:600}.article-content a:hover{color:var(--bs-secondary)}.navbar .dropdown-item,.navbar .dropdown-item>a{color:var(--bs-white)}