#masonry-container article a {
			opacity: 1;
			-webkit-transition: opacity 0.4s ease-in-out;
			-moz-transition: opacity 0.4s ease-in-out;
			-o-transition: opacity 0.4s ease-in-out;
			-ms-transition: opacity 0.4s ease-in-out;	
			transition: opacity 0.4s ease-in-out;
		}
			#masonry-container article a:focus, #masonry-container article a:hover, #masonry-container article a:active {
				opacity: 0.4;
			}