img[alt*=".."] { -webkit-transition: all 200ms ease-in-out; -moz-transition: all 200ms ease-in-out; -ms-transition: all 200ms ease-in-out; -o-transition: all 200ms ease-in-out; transition: all 200ms ease-in-out; transition: all 200ms ease-in-out; // opacity: 0.7 !important; filter: grayscale(.35); -webkit-filter: grayscale(35%); -moz-filter: grayscale(.35); -o-filter: grayscale(.35); -ms-filter: grayscale(.35);