\documentclass{article} \usepackage[T1]{fontenc} \usepackage[sfdefault]{FiraSans} \usepackage{lipsum} \begin{document} \begin{center}\huge\bf Fira Sans \end{center} \section*{Regular} \lipsum[1] \section*{Italic} \textit{\lipsum[2]} \section*{Bold} \textbf{\lipsum[3]} \section*{Bold Italic} \textbf{\textit{\lipsum[4]}} \section*{Small Caps Regular} \textsc{\lipsum[5]} \section*{Small Caps Italic} \textsc{\textit{\lipsum[6]}} \section*{Light} {\firalight \lipsum[7]} \section*{Medium} {\firamedium \lipsum[8]} \section*{Light Italic} {\firalight \textit{\lipsum[9]}} \section*{Medium Italic} {\firamedium \textit{\lipsum[10]}} \section*{Default Numbers} 1234567890 \section*{Oldstyle Numbers} {\firaoldstyle 1234567890} \section*{Lining Numbers} {\firalining 1234567890} \section*{Tabular Numbers} {\firatabular 1234567890} \section*{Proportional Numbers} {\firaproportional 1234567890} \section*{Superior Numbers} X{\sufigures 1234567890} \end{document}