I had a similar problem - At least on mine, the layout template is basically an approximation of the final product. The fonts on the layout preview display about 30% smaller than the app and the margins / paddings are nowhere close to the final app's display. I just kept using the live App to judge ...

Some extra details from Adobe Support:I have tested this several ways including directly in the desktop browser and it always loads the video with the "Auto" setting for quality. I'm not sure how that is selected by the youtube service (depending on browser/device or whatever parameters) but it alwa...

Rebuilt, downloaded and signed the new app, but It appears I never actually re-installed. it. *facepalm*

Oops - Yep - That was it - I had eliminated some older collections and forgotten that the top level wont display that view. Everything working as it should now. Thanks!

I should specify, The Collection lets me change to Browse Page, and saves, but the change never "takes" on the App.

The @font-face call from CSS worked just fine for offline reading when I linked to local font files  - which I included with the other assets when generating the HTML article.

Note: I meant "set to content page",  not browse page. Big difference there.

Thanks! Good to know. I actually a found a pretty good alternate solution.I created another responsive article - basically a table of contents - put that single page in a collection, and set it to browse page. That seems to do the job nicely.

Thanks Neil. Good to know. From your answer it sounds like they may become available at some time in the future?

That will lighten things up nicely. Thanks!