#menu{position:absolute;padding:5px 8px;border-radius:10px;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-align:start;-ms-flex-align:start;align-items:flex-start;background:#f0f2f5}#menu button{margin:0}.tabTreeBox{padding:0 5px;height:calc(100% - 48px);overflow:auto;background-color:#e6f7ff}.tabTreeBox::-webkit-scrollbar{width:6px;height:6px}.tabTreeBox::-webkit-scrollbar-thumb{border-radius:0;-webkit-box-shadow:inset 0 0 5px rgba(0,0,0,.04);box-shadow:inset 0 0 5px rgba(0,0,0,.04);background:#909399}.tabTreeBox::-webkit-scrollbar-track{-webkit-box-shadow:inset 0 0 5px rgba(0,0,0,.2);box-shadow:inset 0 0 5px rgba(0,0,0,.2);border-radius:0;background:#ededed}