\hline
& \multicolumn{1}{c|}{\cellcolor{dark-gray}\textbf{Mon}}
& \multicolumn{1}{c|}{\cellcolor{dark-gray}\textbf{Tue}}
& \multicolumn{1}{c|}{\cellcolor{dark-gray}\textbf{Wed}}
& \multicolumn{1}{c|}{\cellcolor{dark-gray}\textbf{Thu}}
& \multicolumn{1}{c|}{\cellcolor{dark-gray}\textbf{Fri}} \\
\hline