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[latex=color] ... [/latex]

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[latex]\newcommand{\del}{\nabla}\underbrace{\begin{array}{|l|l|}\hline\color{red}\text{Coulombs law} & \color{red}\del \cdot \vec{D} = 4 \pi \rho \\ \hline\color{yellow}\text{Amperes law} & \color{yellow}\del \times \vec{H} = \frac{4 \pi}{c} \vec{J} \\ \hline\color{green}\text{Faradays law} & \color{green}\del \times \vec{E} + \frac{1}{c} \frac{\partial \vec{B}}{\partial t}=0 \\ \hline\color{blue}\text{No magnetic monopoles} & \color{blue}\del \cdot \vec{B} = 0 \\ \hline\end{array}}_{\mbox{\color{magenta}{Light!}}}[/latex]