BODY  {
		 		background-color:"white";
				font-family:Verdana;
		    color:black; }
		 
		 
		
		TD  {   border-style:solid;
		        border-width:2px;
		        border-color:#cc0000;
						font-size:xx-small;
						text-align:left;
						padding:10px;
						margin:0px;
						  }
		 
		ul {
          list-style-type: square;
					margin-top: 10px;
					margin-bottom: 10px;
       }
	 
					 
		H1 {font-size:medium;}
		H2 {font-size:small;}
		H3 {font-size:xx-small;}
		
				
								 
		#testata  { 
		border-style:solid;
		border-width:3px;
		border-color:#cc0000;
		margin:0px;
		padding:0px;
		text-align: center;
	  height:66px;
		background-image:url(immagini/logo.gif);
		background-repeat:no-repeat;
		 }
		 
		 #menu  { 
		margin:0px;
		padding:0px;
		background-color:#505F70;
		color:#ffcc00;
		width: 30%;
		font-size:xx-small;}
		
		#menu A:link {font-family:Verdana;font-size:xx-small; color:white;}
		#menu A:visited {font-family:Verdana;font-size:xx-small;color:yellow;}
		#menu A:hover {font-family:Verdana;font-size:xx-small; color:orange;}
						 
		 #contenuto { 
		position:absolute;left:30%; top:80px;
		margin:0px;
		padding:20px;
		font-size:small;
				 }
			
		#contenuto A:link {font-family:Verdana;font-size:x-small; color:#663366;}
		#contenuto A:visited {font-family:Verdana;font-size:x-small;color:navy;}
		#contenuto A:hover {font-family:Verdana;font-size:x-small;color:white;background:navy}
						 	 
		.formula {
		border-style:solid;
		border-width:1px;
		border-color:"red";
		margin:5px;
		padding:5px;
		text-align: center;
		font-size:small;
				 }
		#formula {
		border-style:solid;
		border-width:1px;
		border-color:"red";
		margin:5px;
		padding:5px;
		text-align: center;
		font-size:small;
				 }
				 		 
  #piede  { 
		margin:0px;
		padding:10px;
		text-align: center;
	  height:150px;
		 }
		 
				 
	.problema {
		color:blue;
		margin:5px;
		padding:5px;
		font-size:x-small;
				 }
#problema {
		color:blue;
		margin:5px;
		padding:5px;
		font-size:x-small;
				 }