纯css修改浏览器scrollbar滚动条样式示例

::-webkit-scrollbar {
  width: .5rem;
  height: .5rem;
  background: hsla(0, 0%, 100%, 0.6);
}

::-webkit-scrollbar-track {
  border-radius: 0;
}

::-webkit-scrollbar-thumb {
  border-radius: 0;
  background-color: rgba(95,95,95,.4);
  transition: all .2s;
  border-radius: .5rem;

  &:hover {
    background-color: rgba(95,95,95, .7);
  }
}