property. False if HTML <FONT> tags and cascading style sheets are used. The default value is True. Read/write Boolean.
expression.RelyOnCSS
expression Required. An expression that returns one of the objects in the Applies To list.
Remarks
You should set this property to True if your Web browser supports cascading style sheets because this will give you more precise layout and formatting control on your Web page and make it look more like your document (as it appears in Microsoft Word).
Example
This example enables the use of cascading style sheets as the global default for the application.
Application.DefaultWebOptions.RelyOnCSS = True