preamble.tex

\usepackage{booktabs}
\usepackage[spanish, es-tabla]{babel}

\usepackage{tcolorbox}

\usepackage{tikz}
\definecolor{ejemplob}{RGB}{238,238,238}
\definecolor{ejemplof}{RGB}{204,204,204}
\definecolor{practicab}{RGB}{255,243,205}
\definecolor{practicaf}{RGB}{255,238,186}
\definecolor{premiumb}{RGB}{248,215,218}
\definecolor{premiumf}{RGB}{245,198,203}
\definecolor{infob}{RGB}{209, 236, 241}
\definecolor{infof}{RGB}{190, 229, 235}

\newtcolorbox{rmdejemplo}{
  colback=ejemplob,
  colframe=ejemplof,
  coltext=black,
  boxsep=5pt,
  left = 25pt,
  arc=4pt,
  % overlay={\node[inner sep=0pt, xshift=.85cm, anchor=center] 
  %   at ($ (frame.north west)!.5!(frame.south west) $) {\includegraphics[width=6mm]{images/ejemplo}}; }}
  overlay={{\includegraphics[width=8mm]{images/ejemplo}}; }}

\newtcolorbox{rmdcafe}{
  colback=ejemplob,
  colframe=ejemplof,
  coltext=black,
  boxsep=5pt,
  left = 25pt,
  arc=4pt,
  % overlay={\node[inner sep=0pt, xshift=.85cm, anchor=center] 
  %   at ($ (frame.north west)!.5!(frame.south west) $) {\includegraphics[width=6mm]{images/ejemplo}}; }}
  overlay={{\includegraphics[width=8mm]{images/cafe}}; }}

\newtcolorbox{rmdpractica}{
  colback=practicab,
  colframe=practicaf,
  coltext=black,
  boxsep=5pt,
  left = 25pt,
  arc=4pt,
  % overlay={\node[inner sep=0pt, xshift=.85cm, anchor=center] 
  %   at ($ (frame.north west)!.5!(frame.south west) $) {\includegraphics[width=6mm]{images/ejemplo}}; }}
  overlay={{\includegraphics[width=8mm]{images/practice}}; }}

\newtcolorbox{rmdpremium}{
  colback=ejemplob,
  colframe=ejemplof,
  coltext=black,
  boxsep=5pt,
  left = 25pt,
  arc=4pt,
  % overlay={\node[inner sep=0pt, xshift=.85cm, anchor=center] 
  %   at ($ (frame.north west)!.5!(frame.south west) $) {\includegraphics[width=6mm]{images/ejemplo}}; }}
  overlay={{\includegraphics[width=8mm]{images/premium}}; }}

\newtcolorbox{rmdinfo}{
  colback=infob,
  colframe=infof,
  coltext=black,
  boxsep=5pt,
  left = 25pt,
  arc=4pt,
  % overlay={\node[inner sep=0pt, xshift=.85cm, anchor=center] 
  %   at ($ (frame.north west)!.5!(frame.south west) $) {\includegraphics[width=6mm]{images/ejemplo}}; }}
  overlay={{\includegraphics[width=8mm]{images/bulb}}; }}