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\begin{document}
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The first step in designing your own color scheme is to choose a base color.
The base color could be one of your favorite colors, a color depending on environmental
conditions, a color that helps to convey the appropriate mood, or a color following trends.

\bigskip
\vfill\tiny
The first step in designing your own color scheme is to choose a base color.
The base color could be one of your favorite colors, a color depending on environmental
conditions, a color that helps to convey the appropriate mood, or a color following trends.
\end{column}
\begin{column}{0.45\linewidth}\color{black}
The first step in designing your own color scheme is to choose a base color.
The base color could be one of your favorite colors, a color depending on environmental
conditions, a color that helps to convey the appropriate mood, or a color following trends.

\bigskip
\vfill\tiny
The first step in designing your own color scheme is to choose a base color.
The base color could be one of your favorite colors, a color depending on environmental
conditions, a color that helps to convey the appropriate mood, or a color following trends.
\end{column}
\end{columns}
\end{frame}

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\begin{columns}[t]
\begin{column}{0.45\linewidth}
The first step in designing your own color scheme is to choose a base color.
The base color could be one of your favorite colors, a color depending on environmental
conditions, a color that helps to convey the appropriate mood, or a color following trends.

\bigskip
\vfill\tiny
The first step in designing your own color scheme is to choose a base color.
The base color could be one of your favorite colors, a color depending on environmental
conditions, a color that helps to convey the appropriate mood, or a color following trends.
\end{column}
\begin{column}{0.45\linewidth}\color{black}
The first step in designing your own color scheme is to choose a base color.
The base color could be one of your favorite colors, a color depending on environmental
conditions, a color that helps to convey the appropriate mood, or a color following trends.

\bigskip
\vfill\tiny
The first step in designing your own color scheme is to choose a base color.
The base color could be one of your favorite colors, a color depending on environmental
conditions, a color that helps to convey the appropriate mood, or a color following trends.
\end{column}
\end{columns}
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\end{document}