#tree{width:100%;height:calc(100vh - 168px)}#bg-ppdf-btns button,#bg-ppdf-btns input,#bg-ppdf-btns select{border:1px solid}#bg-ppdf-btns button,#bg-ppdf-btns select{cursor:pointer}#bg-ppdf-btns #bg-prev-save{background-color:#1976d2!important;color:#fff!important}#bg-ppdf-btns #bg-prev-cancel{background-color:#f5f5f5!important}.inactive>line{stroke:#f44336}.inactive>rect{fill:#ffebee}.drag-over line{stroke:#4caf50;stroke-width:3;opacity:1}