\begin{tabular}{lcr}
  \hline
  left & center & right \\
  \hline
  a & b & c \\
\end{tabular}

\begin{tabular}{ll}
  \toprule
  Name & Value \\
  \midrule
  alpha & 1 \\
  beta  & 2 \\
  \bottomrule
\end{tabular}
