But if the user changes to the Light theme and Small text size, things don't look so good:
Thanks for any assistance!
At this point our extensibility framework isn't capable of detecting theme switching, but this is definitely one of the features we want to do in out future release. For now, you might want to consider adding background color for your extension (see our elevation profile sample).
Thanks for the reply, Tif! I've gone ahead and have been using some Bootstrap templates that have worked fine.
In the meantime I look forward to that enhancement!