body {font:12px Arial,Helvetica}
table.calculation {margin:20px; border:1px solid #ccc}
.calculation td {text-align:right}
.calculation th {text-align:left; background:#ffc; padding:5px; font-weight:normal; border-bottom:1px solid #ccc}
.calculation * {white-space: nowrap}
tr.odd {background:#eee}
td.red {background:#f33}