.bc-data-scrollbar{--track-color:rgba(0,0,0,0);--track-hovercolor:rgba(0,0,0,0);--track-activecolor:rgba(0,0,0,0);--thumb-color:rgba(0,0,0,.44);--thumb-hovercolor:rgba(0,0,0,.55);--thumb-activecolor:rgba(0,0,0,.66)}