.premium-book{perspective:1800px}.premium-book img{border-radius:18px;transform-style:preserve-3d;transform-origin:center;animation:bookMotion 7s ease-in-out infinite;filter:drop-shadow(0 20px 35px rgba(0,0,0,.18));transition:transform .6s ease,filter .6s ease}.premium-book:hover img{transform:translateY(-18px)
rotateY(-12deg)
rotateX(6deg)
scale(1.03);filter:drop-shadow(0 40px 60px rgba(0,0,0,.28))}@keyframes bookMotion{0%{transform:translateY(0px)
rotateY(-8deg)
rotateX(2deg)
rotateZ(-1deg)}25%{transform:translateY(-12px)
rotateY(6deg)
rotateX(-1deg)
rotateZ(.5deg)}50%{transform:translateY(0px)
rotateY(10deg)
rotateX(2deg)
rotateZ(1deg)}75%{transform:translateY(-10px)
rotateY(-6deg)
rotateX(-2deg)
rotateZ(-.5deg)}100%{transform:translateY(0px)
rotateY(-8deg)
rotateX(2deg)
rotateZ(-1deg)}}