.back{transform:rotateY(180deg)}.back-content{height:100%}.card{height:100%;position:absolute;transform-style:preserve-3d;transition:transform .6s;width:100%}.card.flipped{transform:rotateY(180deg)}.front,.back{backface-visibility:hidden;height:100vh;position:absolute;width:100%}.flip-container{height:100vh;perspective:1000px;position:relative;width:100%}.front-content{height:100%}