A package providing an interface to sectioning commands for
selection from various title styles. E.g., marginal titles and
to change the font of all headings with a single command, also
providing simple one-step page styles. Also includes a package
to change the page styles when there are floats in a page. You
may assign headers/footers to individual floats, too.

Homepage:
https://ctan.org/pkg/titlesec
