How to add shadow special effects?
The shadow effects applied through the HTML code leverages CSS shadow abilities, please note this code applies the shadow to the entire text box, shape or image.
For a finer control of applying shadows to just a specific portion of an image, or exclusively to specific phrases, please apply the shadow effect in a graphic editing program outside of the App.
A neat trick many of users like for adding shadow effects to text is to use layering with two text boxes. A short video demo showing how this can be done is embedded below: