html{-ms-overflow-style:scrollbar}.brn_wrapper{position:relative;overflow:hidden}.brn_scroller{height:100%;overflow-y:auto}.brn_scroller::-webkit-scrollbar{width:0}.brn_scroller__bar{position:absolute;z-index:1;right:8px;width:8px;min-height:50px;border-radius:3px;background:#999;opacity:0;filter:alpha(opacity=0) -webkit-transition:opacity .4s linear;transition:opacity .4s linear}.brn_scroller__bar:hover{opacity:.8;filter:alpha(opacity=80)}.brn_scroller:hover .brn_scroller__bar_state_on{opacity:.6;filter:alpha(opacity=60)}.brn_container{overflow:hidden}.brn_header{height:36px}.brn_header__title{width:100%;height:36px;margin:0;-moz-box-sizing:border-box;box-sizing:border-box;background:#999}.brn_header__title_state_fixed{position:absolute;z-index:1}