arso.tex

\usepackage{tcolorbox}
\usepackage{caption}
\usepackage{amsmath}

% Add required stuff for kableExtra
\usepackage{booktabs}
\usepackage{longtable}
\usepackage{array}
\usepackage{multirow}
\usepackage{wrapfig}
\usepackage{float}
\usepackage{colortbl}
\usepackage{pdflscape}
\usepackage{tabu}
\usepackage{threeparttable}
\usepackage{threeparttablex}
\usepackage[normalem]{ulem}
\usepackage{makecell}
\usepackage{xcolor}

\setlength{\fboxsep}{.8em}

% make it spanish
\ifxetex
  \usepackage{polyglossia}
  \setmainlanguage{spanish}
  % Tabla en lugar de cuadro
  \gappto\captionsspanish{\renewcommand{\tablename}{Tabla}  
          \renewcommand{\listtablename}{Índice de tablas}}
\else
  \usepackage[spanish,es-tabla]{babel}
\fi

\newtcolorbox{infobox}{
  colback = lightgray,
  colframe = black,
  coltext = black,
  boxsep = 5pt,
  arc = 4pt
  }

\newenvironment{row}[1][]{}{}


\newenvironment{col}[1]{\begin{minipage}[t]{#1}\ignorespaces}{%
\end{minipage}
\ifhmode\unskip\fi
\aftergroup\useignorespacesandallpars}

\def\useignorespacesandallpars#1\ignorespaces\fi{%
#1\fi\ignorespacesandallpars}

\makeatletter
\def\ignorespacesandallpars{%
  \@ifnextchar\par
    {\expandafter\ignorespacesandallpars\@gobble}%
    {}%
}
\makeatother

\newenvironment{lcolumn-20}[1]{\col{#1}}{\endcol}
\newenvironment{rcolumn-80}[1]{\col{#1}}{\endcol}
\newenvironment{lcolumn-50}[1]{\col{#1}}{\endcol}
\newenvironment{rcolumn-50}[1]{\col{#1}}{\endcol}
% Extra template...
% \newenvironment{col}[1]{\template{#1}}{\endtemplate}

%% change fontsize of R code
%\let\oldShaded\Shaded
%\let\endoldShaded\endShaded
%\renewenvironment{Shaded}{\footnotesize\oldShaded}{\endoldShaded}

%% change fontsize of output
%\let\oldverbatim\verbatim
%\let\endoldverbatim\endverbatim
%\renewenvironment{verbatim}{\footnotesize\oldverbatim}{\endoldverbatim}