section.seo-links-section {
    max-height: 0;
    overflow: hidden;
    transition: all 0.5s ease-in-out;
    padding: 0;
}
section.seo-links-section.active {
    max-height: 1500px;
    overflow: hidden;
    transition: all 0.5s ease-in-out;
    padding-bottom: 3rem;
}