#about::-webkit-scrollbar{width:4px;height:4px}#about::-webkit-scrollbar-track{border-radius:1px}#about::-webkit-scrollbar-thumb{border-radius:3px;background-color:#414141}#about{overflow:hidden;overflow-y:auto}.aboutcontrol{width:160PX;height:100%;background-color:#f0f0f0;padding:20px 0;position:fixed}.aboutcontrol>div{margin:10px 0;line-height:38px;text-indent:20px;color:#6e7379;font-size:14px;cursor:pointer}.aboutcontrolactiv{background-color:rgba(0,0,0,.1)}.aboutcontrolactiv>i{color:#0e1e31}.aboutcontrol>div:hover{background-color:rgba(0,0,0,.1)}