I don’t see how CSS would help. It’s not a matter of changing the display mode or margins, I need to be able to choose where the chapters appear in my posts.

For example:

[fvplayer src="https://vimeo.com/364633936/f8aae1b4b5" splash="https://i.vimeocdn.com/video/820114978_1920x1080.jpg?r=pad" chapters="https://palmerkippola.com/wp-content/uploads/2019/10/test.vtt" caption="Wisdom for Healing with Shani Robins, PhD"]

Overview:
The importance of food in autoimmune diseases cannot be overstated and yet is often hard for people to understand.

What's Inside:
**I'd like to display the chapters here**

I don’t see how CSS would achieve this?