9 detail-h1/2/3

1	Install
2	Basic Example
3	Tradeoff
4	It’s Transparent
5	Auto Page Split
6	Hierarchy
7	Top Container: detail
8	Second Container: detail-page/ detail-div
9	detail-h1/ 2/ 3
10	detail-line
11	detail-list/ row/ col
12	Example

On this page:

procedure
(detail-h1/2/3 head) → void?
head : string?

output a header with different font size: detail-h1 detail-h2 detail-h3