.vk-collapse-transition-horizontal-enter-active {
  transition: 0.4s max-width ease-in-out,
  0.4s padding-left ease-in-out,
  0.4s padding-right ease-in-out;
}
.vk-collapse-transition-horizontal-leave-active {
  transition: 0.4s max-width ease-in-out,
  0.4s padding-left ease-in-out,
  0.4s padding-right ease-in-out;
}