.toc-wrapper {
    background: #f8f8f8;
    border: 1px solid #ddd;
    padding: 15px;
    margin-bottom: 20px;
}
.toc-list {
    list-style: none;
    margin: 0;
    padding-left: 0;
}
.toc-list li {
    margin: 4px 0;
}
.toc-h3 {
    padding-left: 15px;
    font-size: 0.9em;
}
.toc-list a {
    text-decoration: none;
}
.toc-list a:hover {
    text-decoration: underline;
}