table.CPU_table { border: 1px solid black; padding: 3px; }

th.CPU_header { text-align: center; }
tr.CPU_row { text-align: center; }
td.CPU_cell_1 { text-align: center; vertical-align: top; }
td.CPU_cell { text-align: center; border-left: 1px solid black; padding-left: 4px; padding-right: 3px; }