.q-scrollarea
  position relative

.q-scrollarea__thumb
  background black
  opacity .2
  transition opacity .3s

  &--v
    right 0
    width 10px

  &--h
    bottom 0
    height 10px

  &:hover
    opacity .3
    cursor grab
  &:active
    opacity .5

  &--invisible
    opacity 0 !important
    &:hover
      cursor inherit