.sfera {
	margin: auto;
	padding: 0px;
	border: 1px solid #000000;
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 10px;
	color: #333333;



}
.button {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	border: 1px solid #333333;
	font-size: 10px;
	font-style: normal;
	font-weight: bolder;
	background-color: #999999;



}