I have some issues with custom made show/hide TOC buttons. Especially the position of the hide-TOC button is adjusted exactly to the boundary of a opened TOC, see first figure:
It works fine in the browser in default settings (full size, toolbar on…). When i use a fullscreen mode or a downscaled window, Active Presenter scales the content but not the width of the TOC. Therefore it looks badly (gaps) or in other cases one cannot close the TOC. For clarification see the second figure: