tr
{
	background-color:whitesmoke;
	height:34px;
} 
td
{
	color:blue;
	padding:5px;
	text-align:center;
	font-family:monospace;
	font-size:20px;
}
input
{
	color:black;
	text-align:center;
	font-family:monospace;
	font-size:16px;
}
.soluzione
{
	color:red;
	font-weight:bolder;		
}

.traccia
{		
	font-weight:bolder;
}
.com
{
	background-color:silver;	
}