.el-menu-vertical?{
????overflow-x:?hidden;
????overflow-y:?auto;
????flex:?1;
????height:?calc(100%?-?64px);
????&::-webkit-scrollbar?{
????????width:?0px;
????????background-color:?transparent;
????????&-track-piece?{
????????????width:?0px;
????????????background-color:?transparent;
????????}
????????&-thumb?{
????????????width:?0px;
????????????background-color:?transparent;
????????????cursor:?pointer;
????????????&:hover?{
????????????????background-color:?transparent;
????????????}
????????}
????}
}
