/*// 滚动条整体宽度*/
::-webkit-scrollbar
{
  width: 8px;
  height: 8px;
}
/*// 滚动条滑槽样式*/
::-webkit-scrollbar-track
{
  /*-webkit-box-shadow: 0 0 0 0 rgba(0,0,0,0.3);*/
  -webkit-box-shadow: none;
  border-radius: 8px;
  background-color: rgba(0,0,0,0.1);
}
/*// 滚动条样式*/
::-webkit-scrollbar-thumb
{
  border-radius: 6px;
  background: rgba(0, 0, 0, .3);
  -webkit-box-shadow: none;
  /*-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.5);*/
}
::-webkit-scrollbar-thumb:hover{
  /*background: #ccc;*/
  background: rgba(0, 0, 0, .4);
}
::-webkit-scrollbar-thumb:active{
  /*background: #999;*/
  background: rgba(0, 0, 0, .4);
}
/*// 浏览器失焦的样式*/
::-webkit-scrollbar-thumb:window-inactive {
  background: rgba(0,0,0,0.3);
}