c:spPr: the fill, line and effects of an element, as the shape model states them.
c:spPr
A fill or line the shape model cannot state exactly (a picture fill, for one) stays in unknown, and the field is absent.
unknown
Optional
a:effectLst. An empty list is an explicit "no effects".
a:effectLst
c:spPr: the fill, line and effects of an element, as the shape model states them.Remarks
A fill or line the shape model cannot state exactly (a picture fill, for one) stays in
unknown, and the field is absent.