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\begin{center} \crule[colordgray] \crule[colorhgray] \crule[colorblue] \crule[colorgreen] \crule[colororange] \end{center}
\begin{center} \hugetext{BIG BOLD TEXT} \medskip \small but background color does not work \end{center}
\tikz[overlay,remember picture] \node[opacity=0.8, at=(current page.center)]{% \includegraphics[width=\paperwidth]{images/skeleton}}; \begin{textblock}{7}(7,2.5) {\color{colorblue}\hugetext{\textbf{RUN!}}} \end{textblock}
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