_header.sty

\usepackage[fontsize=16pt]{scrextend}
% \setmainfont[]{Charter}
\usepackage[sfdefault]{FiraSans}
\usepackage{FiraMono}
\usepackage[landscape]{geometry}
\geometry{
 letterpaper,
 left=0.5in,
 right=0.5in,
 top=0.75in,
 bottom=0.5in
}
\twocolumn
\usepackage{lastpage}
\usepackage{fancyhdr}
   \pagestyle{fancy}
   \fancyhead[L]{Loosely Covered}
   \fancyhead[C]{2021-02-20 Murphys}
   \fancyhead[R]{Page \thepage\ of \pageref{LastPage}}
   \fancyfoot[L]{}
   \fancyfoot[C]{\hyperlink{toc}{\Large Contents}}
   \fancyfoot[R]{}
\addtocontents{toc}{\protect\hypertarget{toc}{}}
\setcounter{secnumdepth}{1}
\usepackage[compact]{titlesec}
\titlespacing*{\title}        {0em}{1em}{.75em}
\titlespacing*{\section}      {0em}{.75em}{.5em}
\titlespacing*{\subsection}   {0em}{.50em}{.25em}
\titlespacing*{\subsubsection}{0em}{.15em}{0em}
\let\oldsection\section
\renewcommand\section{\clearpage\oldsection}
\usepackage{tocloft}
\cftpagenumbersoff{section}
\renewcommand\cftsecfont{\LARGE}
% \renewcommand\cftsecpagefont{\LARGE}
\setlength\cftparskip{-11pt}
% \setlength\cftparskip{-12pt}
\usepackage{hyperref}
\hypersetup{
    colorlinks=true,
    linkcolor=blue,
    bookmarks=true,
    pdfpagemode=FullScreen,
}
\makeatletter
\let\latexl@section\l@section
\def\l@section#1#2{\begingroup\let\numberline\@gobble\latexl@section{#1}{#2}\endgroup}
\renewcommand{\@cftmaketoctitle}{}
\makeatother