\ProvidesPackage{flxstyle}[2020/03/20 Common code for the flxbook style]

\RequirePackage{etoolbox} % Easy programming to modify TeX stuff
\RequirePackage{calc} % Make calculations
\RequirePackage{xifthen} % Easy conditionals
\RequirePackage{xkeyval} % Manage class options
\RequirePackage{xparse} % Parse arguments for macros
\RequirePackage{xpatch} % Patch LaTeX code in external packages
\RequirePackage{xstring} % Parse strings
\RequirePackage{afterpage} % Run commands after specific pages
