@charset "UTF-8";

.btn img{
	position: absolute;
	top: 0;
	left: 0;
}
.btn img.on{display: block;}
.btn img.off{display: none;}

.btn{position: absolute;display: block; width: 64px; height: 63px; background-color: transparent;cursor: pointer;}

.piu{
	left: 332px;
}
.meno{
	left: 481px;
}
.per{
	left: 628px;
}
.diviso{
	left: 775px;
}

.group1{
	top: 201px;
}
.group2{
	top: 419px;
}