.upload-demo div{width:100%;height:100%}.cView{height:40%;width:30%;display:inline-block;vertical-align:top;margin-left:3.5%;transform-style:preserve-3d;transition:1s;perspective:1000px}.front{background:#fff;box-shadow:0 8px 24px rgba(19,96,150,.08)}.back,.front{width:100%;height:100%;border-radius:12px;border:1px solid rgba(54,174,232,.16)}.back{box-shadow:0 8px 24px rgba(27,154,217,.12);background:#e8f7ff;backface-visibility:hidden;transform:rotateY(180deg)}.back,.front{position:absolute;cursor:pointer}.flipped{transform:rotateY(180deg)}