pandoc infile.md \
    --include-in-header listings-setup.tex \
    -V linkcolor:blue \
    -V geometry:a4paper \
    -V geometry:margin=2cm \
    -V mainfont="Overpass" \
    -V monofont="Hack" \
    --listings \
    --pdf-engine=xelatex \
    -o outfile.pdf