Styles, Add Style Rule Dialog Box
The Add Style Rule dialog box enables you to a new style rule to a CSS style sheet. The style rule can be associated with an HTML element, or it can define a class or element ID.
You can also add a style rule that applies to a hierarchy of elements, classes, and element IDs. For example, you can define a rule that is applied only to paragraphs of a certain class that follow an H2 heading.
To add a style rule to a CSS style sheet
Open the CSS style sheet in the editor.
In the Styles menu, click Add Style Rule.
The Add Style Rule dialog box is displayed.
The Styles menu appears when you open an external CSS style sheet for editing. On the Styles menu, the Build Style option becomes available when you put the cursor inside the braces for a style rule.
Select the style options that you want, and then click OK.
The style rule is added to the CSS style sheet.
The style rules that you add by using this dialog box will be empty. For information about how to define the rule options, see Build Style Dialog Box.