Can I use HTML to format the terms of use?

I would like to add HTML syntax to my terms of use. Is this possible?

Yes, you can use HTML syntax, e.g.

<p>Dear Madams and Sirs,</p> 
<p>This extranet contains secure info for our collaboration in projects. We do use tracking software to analyze all usage of our web properties. All data is solely handled by //SEIBERT/MEDIA for our own purposes. We do use data we collect to offer a fully personalized experience for you. Please learn more about, how we protect your data privacy according to the strict guidelines of German and EU law here: <a href="https://seibert.biz/dataprivacy">https://seibert.biz/dataprivacy</a></p> 
<p>Best regards,</p> 
<p><img alt="English team signature" src="https://infos.seibert-media.net/download/attachments/1015866/Unterschrift_Team_EN.png"></p> Your //SEIBERT/MEDIA-Team