Structural Meaning

Everything in a document is related. The block structure identifies the order and intensity of the relationships. The more elements you wrap around content, the more tightly connected it becomes to ancestors and siblings.

This heading identifies the topic of its division

This paragraph introduces the topic of the heading.

This paragraph continues the topic of the heading.

This is an unordered list.
List items are more closely related than items in divisions.
There is no significance to the sequence of unordered list items.

Tables have the most closely related content

Element	Intensity	Ordered
div	weak	Yes
ul	medium	No
table	strong	Yes