#primo {
	position: relative;
	width: 100%;
	height: 30vw;
	min-height: 340px !important
}
#secondo { padding: 7vw 0 10vw 0 }
@media screen and (max-width: 599px){
	#secondo .cella2 { display: none }
	#secondo .cella_8 { width: 75% }
}
@media screen and (max-width: 414px) { 
	#secondo .cella_8 { width: 75% }
}
@media screen and (max-width: 375px) { 
	#secondo .cella_8 { width: 65% }
}