.right-sidebar {
    position: sticky;
    top: 48px;
    height: calc(100vh - 48px);
    padding-top: 0.5rem;
    overflow-x: hidden;
    overflow-y: auto;
}

.section-nav {
    margin-top: 20px;
    padding-left: 0;
    border-left: 1px solid #eee;
    ul {
        padding-left: 1rem;
        ul {
            display: none;
        }
    }
}

.toc-entry {
    display: block;
    a {
        display: block;
        padding: .125rem 1.5rem;
        color: #99979c;
    }
}

.toc-entry a:hover {
    text-decoration: none;
    color: #007bff;
}