After clicking on "Embed" and choosing "Custom Embed", you can configure the embed.
At the top you see the generated iFrame Code for your embed.
The Settings of the embed are structured in several tabs.
Here you can adjust the width of the embed. The height is adjusted automatically.
In the style settings, you can change the background and other styling attributes.
Here you're able to set some flipping effects like autoflip function and available presentation types.
If you set "show menu briefly" to Yes, the slide bar at the bottom and the headline bar will disappear briefly while flipping.
Example of available presentation types:
If you want to learn more about the functionality of the available presentation types, take a closer look into this guide: http://helpcenter.yumpu.com/en/articles/5959434-flipping-options
Here you can manage the visibility of some player elements.
The Table of Contents can only be managed, if the TOC was included in the PDF.
Here you can enable / disable some options for your readers.