\ProvidesPackage{custom-headers}
% ---------------------------------------------------------------------

\newcommand{\firstH}[1]  {\begin{large}\textbf{#1}\end{large}\par}
\newcommand{\secondH}[1] {\textbf{#1}\par}
\newcommand{\thirdH}[1]  {\textbf{#1}. }
\newcommand{\fourthH}[1] {\textbf{\textit{#1}}. }