while all other headings are treated as sub-headings. In .rst files, the title
is derived from a heading that must be at the top of the document, and be of an
adornment style (such as underlining with `=`) used only once in it.
while all other headings are treated as sub-headings. In .rst files, the title
is derived from a heading that must be at the top of the document, and be of an
adornment style (such as underlining with `=`) used only once in it.