body {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 16px;
}
.bt {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 18px;
	font-weight: bold;
	text-align: center;
}
.it {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 16px;
	font-style: italic;
	font-weight: normal;
}