body {

}

body, td, th {

}

h1, h2 {

}

h3, h4, h5, h6 {

}

a {

}

.formula {
font-size:medium;
font-weight:bolder;
background:#FFFF99;
border:#FFFF00 1px solid;
padding: 10px;
margin: 10px;
}
.esempio {
font-size:medium;
background: #E1FFFF;
border: #0099FF 1px solid;
padding: 5px;
margin: 10px;
}
.definizione {
	font-size:medium;
	border: 1px solid #666666;
	padding: 5px;
	margin: 10px;
	font-family: "Times New Roman", Times, serif;
	color: #000000;
	background-color: #CCCCCC;
}

.risposta
{
	font-size:medium;
	border: 1px solid #666666;
	padding: 5px;
	margin: 10px;
	font-family: "Times New Roman", Times, serif;
	color: #000000;
	background-color:#FFD2E9;
}