* {
  scrollbar-width: thin;
  scrollbar-color: rgba(0,0,0,0.2) transparent;
}

*::-webkit-scrollbar-button {
  opacity: 0;
}

*::-webkit-scrollbar-track-piece {
  border: 0;
  background-color: red;
}

*::-webkit-scrollbar-thumb {
  border: 0;
  background-color: blue
}