table {border:solid 1px silver ;
       font-size:medium ;
       align:center ;
       align:center ;
       width:100% ;
       max-width:600px ;}
th {border:solid 1px silver ;
    text-align:top ;}
td {border:solid 1px silver ;
    text-align:top ;
    width:50% ;}
dt {font-weight:bold ;}