::view-transition-group(root){perspective:1000px;animation-duration:.6s}::view-transition-old(root){transform-origin:50%;backface-visibility:hidden;z-index:1;animation:.6s ease-in-out both rotate-out}::view-transition-new(root){transform-origin:50%;backface-visibility:hidden;z-index:2;animation:.6s ease-in-out both rotate-in}@keyframes rotate-out{0%{opacity:1;transform:rotateY(0)}to{opacity:0;transform:rotateY(-180deg)}}@keyframes rotate-in{0%{opacity:0;transform:rotateY(180deg)}to{opacity:1;transform:rotateY(0)}}