.collapse-enter-active,.collapse-leave-active{max-height:800px;opacity:1;overflow:hidden;transition:max-height .24s ease,opacity .2s ease}.collapse-enter-from,.collapse-leave-to{max-height:0;opacity:0}.step-enter-active,.step-leave-active{transition:opacity .22s ease,transform .22s ease}.step-enter-from,.step-leave-to{opacity:0;transform:translateY(8px)}