.gal {
	
	
	-webkit-column-count: 3; /* Chrome, Safari, Opera */
    -moz-column-count: 3; /* Firefox */
    column-count: 3;
	  
	
	}	
	.gal img{ width: 100%; padding: 7px 0;}
@media (max-width: 500px) {
		
		.gal {
	
	
	-webkit-column-count: 1; /* Chrome, Safari, Opera */
    -moz-column-count: 1; /* Firefox */
    column-count: 1;
	  
	
	}
		
	}