.ps .ps__rail-y {
  position:absolute;
  right:0 !important;
  width: 6px;
}

.ps .ps__rail-y .ps__thumb-y {
  width: 100%;
  background:#555;
  opacity: .2;
  border-radius: 4px;
  position: absolute;
  transition: all .2s;
}

.ps.hover .ps__rail-y .ps__thumb-y {
  opacity:.8
}
.ps__rail-y .ps__thumb-y:hover,
.ps__rail-y.ps--clicking .ps__thumb-y{
  opacity: .8;
}