Advanced Slides is a plugin inside of Obsidian that  allows you to create full-blown presenations using nothing more than the markdown you already know and some tags. 

You need a github account and reveal.js though which is[ further explained in this tutorial. ](https://www.m365princess.com/blogs/create-portfolio-site-github-pages-reveal-js/)
Further information about [reveal.js ](https://revealjs.com/auto-animate/)can be read over here as  well. The entire forum of Obsdian discussion  can also be found in  [Obsidian](https://forum.obsidian.md/t/advanced-slides-create-markdown-based-reveal-js-presentations-in-obsidian/28243/234?page=3).