Font Sizes

  1. \documentclass{report,12pts}
    ...
    \begin{document}
    ...
    \normalsize{...} ...

    \end{document}
  2. Smaller:
    1. \small{Small}.
    2. \scriptsize{Smaller}
    3. \tiny{Smallest}
    4. \footnotesize{Footnotesize}
  3. Bigger:
    1. \large{large}.
    2. \Large{Larger}.
    3. \LARGE{Larger}.
  4. Huge:
    1. \huge{huge}.
    2. \Huge{Huger...}.
  5. Or as environment:

    \begin{small}
    ...
    ...
    \end{small}

    \begin{Large}
    ...
    ...
    \end{Large}
  6. Example:
    LaTeX Listing: Sizes.tex. PDF   ZIP*   
    \documentclass{standalone}

\begin{document}
  \tiny{tiny}
  \scriptsize{scriptsize}
  \footnotesize{footnotesize}
  \small{small}
  \normalsize{normalsize}
  \large{large}
  \Large{Large}
  \LARGE{LARGE}
  \huge{huge}
  \Huge{Huge}
\end{document}
  7. Transparent as SVG and PNG