titlesec介绍

关于latex 的其中的包。This package is essentialy a replacement—partial or total—for the LATEX macros related with sections—namely titles, headers and contents. The goal is to provide new features unavailable in current LATEX; if you just want a more friendly interface than that of standard LATEX but without changing the way LATEX works you may consider using fancyhdr, by Piet van Oostrum, sectsty, by Rowland McDowell, and tocloft, by Peter Wilson, which you can made pretty things with.