#tool1 {
	visibility: hidden;
	font-size: 1px;
}
#tool2 {
	visibility: hidden;
	font-size: 1px;
}

#tool3 {
	visibility: hidden;
	font-size: 1px;
}
A.tool4:ACTIVE {
	visibility: hidden;
	font-size: 1px;
}

A.tool4:LINK, A.tool4:VISITED {
	visibility: hidden;
	font-size: 1px;
}

A.tool4:HOVER, A.tool4:FOCUS {
	visibility: hidden;
	font-size: 1px;
}

.tool4down {
	visibility: hidden;
	font-size: 1px;	
}

A.tasto:ACTIVE {
	visibility: hidden;
	font-size: 1px;

}

A.tasto:LINK, A.tasto:VISITED {
	visibility: hidden;
	font-size: 1px;
}

A.tasto:HOVER, A.tasto:FOCUS {
	visibility: hidden;
	font-size: 1px;
}

.hidden {
	visibility: hidden;
	font-size: 1px;
}

.img-corso3 {
	background-repeat: no-repeat;
	height: 150px;
}

.img-galleria {
	background-repeat: no-repeat;
	height: 350px;
}

#certificazioni{
	text-align: center;
}