Specifies the position a block element is allowed to appear in.
RootOnly elements can only appear on the top level of the document hierarchy,
while NestedOnly can only appear nested within other elements, e.g. as part
of a list item or within a quoted block. Any allows block elements in any position.
Specifies the position a block element is allowed to appear in.
RootOnly
elements can only appear on the top level of the document hierarchy, whileNestedOnly
can only appear nested within other elements, e.g. as part of a list item or within a quoted block.Any
allows block elements in any position.