.polezn {
	font: 0.7em Arial, Helvetica, sans-serif;
	vertical-align: middle;
	text-align: center;
	margin-top: 10px;
	border: thin solid Silver;
}

td {
	padding: 3px 2px;
	border: thin solid Silver;
}
.uszag {
	display: inline;
	font: 0.7em Arial, Helvetica, sans-serif;
	text-align: center;
}