.el-dialog__body{max-height:60vh;overflow-y:auto}.el-table{margin-bottom:20px}.expand-content{padding:10px;background-color:#f5f7fa;border-radius:4px}.expand-header{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;-webkit-box-align:center;-ms-flex-align:center;align-items:center;margin-bottom:10px}.expand-header span{font-weight:700}.empty-children{padding:20px;text-align:center;color:#909399}