Ever need a slight variation of a Cascading Style Sheet to use in your help topics. You can create an identical copy of an existing style sheet from an existing style sheet in just a few steps in RoboHelp HTML.
To create a copy of a style sheet in RoboHelp HTML:
Click the WYSIWYG tab.
Click the Style
Sheet
button on the toolbar.
Select New.
Type
the name of the style sheet and place a check mark next to Copy
styles from, and select a style sheet.

Click Create.
You now have a duplicate style sheet. You
can make modifications to this style sheet to make variations from the
original style sheet.
This opens the Style Sheet Editor. Simply make modifications to your
styles.
Next, Playing media in topics