.headerF{display:block}.headerM{display:none}.stack{margin:30px auto;width:60%;height:100px;padding:0;position:relative;max-width:100%;cursor:pointer;transition:all .5s ease}.stack:hover{transform:scale(1.12)}.stack img{height:100px;width:100%;border-radius:5px;position:absolute;top:0;left:0;transition:all .3s;outline:1px solid transparent}.stack img:last-child{position:relative}.stack-spread.active img:nth-child(3){transform:translate(-10px,10px)}.stack-spread.active img:first-child{transform:translate(10px,-10px)}@media (max-width:768px){.headerF{display:none}.headerM{display:block}}