pandoc-latex-header.tex

\usepackage{tcolorbox}
\usepackage{titlesec}

\definecolor{h1color}{rgb}{0.2, 0.2, 0.47}
\definecolor{h2color}{rgb}{0.67, 0.56, 0.22}

\titleformat*{\section}{\Large\bfseries\sffamily\color{h1color}}
\titleformat*{\subsection}{\large\bfseries\sffamily\color{h2color}}

\usepackage{float}
\floatplacement{figure}{H}

\usepackage{longtable}
\usepackage{booktabs}