1) Create your presentation in Google Slides.
2) Go to File > Publish to the web > Embed > Publish. Select the URL in src
element.
3) In zeroheight, choose the Embed option from the toolbar.
4) Paste the URL from Google Slides. You can resize the frame by dragging the handles to the bottom and right of the embed block.
5) Your presentation is viewable in the styleguide.