i just like sat down to my computer (macbook) and pressed a couple keys by accident and my whole screen like got bigger and when i went to a specific area it would get bigger and stuff . . . it seems to be some kind of zoom feature i was just wondering how i did it and how to un do it?  Thanks.
	
		
			
		
		
	
				
			 
 
		 
 
		 
 
		 
			 
 
		