esources on the web.
      </p>

      <p>
        Domains are considered to be a third party provider if they appear on at least 50 unique pages. The project also groups providers by their respective services in categories like ads, analytics, and social.
      </p>

      <p>
        Several chapters in the Web Almanac use the domains and categories from this dataset to understand the impact of third parties.
      </p>
    </section>

    <section>
      <h3 id="rework-css"><a href="#rework-css" class="a