property FormatAppearance.ShadowSize as Long
Indicates the size of the shadow to be applied on text.

TypeDescription
Long A Long expression that defines the size of the text's shadow.
By default, the ShadowSize property is 4. If 0, this property shows no shadow effect. The ShadowOffset property defines the offset to show the text's shadow. The ShadowColor property defines the color to show the text's shadow. The ShadowSize property define the size of the shadow to be shown.

The following properties can be applied on objects:

Also, the decorative text is allowed as following: