.calculator{
			border:1px dashed #0570ae;
		}
		.calculator tr th{
            padding:5px;
            background-color:#96C8E5;
			color:#cc0000;
        }
        .calculator tr td{
			border-top:1px dashed #0570ae;
        }
        .first{
            padding:5px;
            background-color:#acbcc5;
			border-right:1px solid #0570ae;
        }
        .calculator tr td{
            padding:5px;
        }
		.std{
			border-right:1px dashed #0a679e;
		}
		.std input,.ltd input{
			margin-left:35px;
		}