Experimenting with how to use style groups, I created a new group, defined its characteristics, and then a made a new paragraph style based on it ("Body-text" — see the screen shot). The screen shot I've linked below shows what happened when I applied the new paragraph style to a line of text. It runs completely outside the frame. (If it matters, the frame was created with the Text Frame tool, not the Artistic Text tool.) I can replicate this with other new text frames.
But a paragraph belo