.txtnormal {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
}

.txtbig {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 14px;
}

.txtbigger {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 17px;
}