.root
  position relative
  color $ui-inactive-text-color
  font-size 18px
  text-align center
  background-color transparent
  border none
  padding 0
  transition transform 0.15s
  &:focus
    color $ui-active-color
  &:hover
    color $ui-text-color
    transform rotate(-72deg)

.root--active
  @extend .root
  color $ui-active-color
  transform rotate(-72deg)
  &:hover
    color $ui-active-color