@media screen and (max-aspect-ratio: 13/9){

	#turn{ display:none; }
	#contenuto{ display:block; }
}

@media only screen and (orientation:portrait){

	#turn{ display:none; }
	#contenuto{ display:block; }
}
	
	
	
	

@media screen and (min-aspect-ratio: 13/9){

	#turn{ display:block; }
	#contenuto{ display:none; }
}

@media only screen and (orientation:landscape){
	
	#turn{ display:block; }
	#contenuto{ display:none; }
}



/*#turn{ display:none; }
#contenuto{ display:block; }*/