.tb_calc {border-collapse: collapse;}
.tb_calc td {font-weight:bold;border:1px #333 solid;padding:4px;font-size:.9em;text-align:center;}
.tb_calc .lbl {color:#FFF;background-color:#0f2b62;text-align:right;}
.tb_calc .hdr {color:#FFF;background-color:#000088;}
.tb_calc .hdr2 {font-size:1.2em;color:#FFF;background-color:#4b6d94;}



.calculator {padding:8px;background-color:#EEE;}
.calculator table td {padding:4px;}