header.tex

\usepackage[top=.5in, bottom=.5in, left=1in, right=1in]{geometry}
\usepackage{enumitem}
\usepackage{tgpagella}
\usepackage{titlesec}
\titleformat{\section}{\huge\bfseries}{\thesection}{1em}{}
\titlespacing{\section}{0pt}{0pt}{1em}
\titleformat{\subsection}{\large\bfseries\MakeUppercase}{\thesubsection}{1em}{}

%\usepackage{multicol}
\pagestyle{empty}
%\hyphenation{Media-Wiki}

\providecommand{\tightlist}{%
  \setlength{\itemsep}{0pt}\setlength{\parskip}{0pt}}
  
\renewcommand{\labelitemi}{}
\renewcommand{\labelitemii}{\raise .5ex\hbox{\tiny$\blacktriangleright$}}

% from http://tex.stackexchange.com/a/29796/16139
\newsavebox{\zerobox}
\newenvironment{nospace}
  {\par\edef\theprevdepth{\the\prevdepth}\nointerlineskip
   \setbox\zerobox=\vtop to 0pt\bgroup
   \hrule height0pt\kern\dimexpr\baselineskip-\topskip\relax
  }
  {\par\vss\egroup\ht\zerobox=0pt \wd\zerobox=0pt \dp\zerobox=0pt
   \box\zerobox}

\setitemize[0]{itemindent=0pt,leftmargin=*}
\setitemize[1]{itemindent=0pt,leftmargin=*}
\setitemize[2]{itemindent=10pt}

%\setlist[itemize,0]{leftmargin=*,itemindent=0pt}
%\setlist[itemize,1]{leftmargin=*,itemindent=10pt}