.call-to-action-section {
    background-color: #f8f9fa;
    border-left: 4px solid #007bff;
    padding: 20px;
    margin: 30px 0;
}

.conclusion-text {
    font-weight: 500;
    color: #2c3e50;
    margin-top: 15px;
}

.toc {
    margin: 1rem 0 2rem;
}

    .toc ul {
        list-style: disc;
        padding-left: 1.25rem;
    }

.img-caption {
    font-size: .95rem;
    color: #555;
}