.ui-histogram-dialog2 .el-dialog__footer{margin:0 auto;box-sizing:border-box;text-align:right;border-top:2px solid #d2d2d2}.ui-histogram .device-vars-cascader{display:inline-block}.ui-histogram .color-select-btn{display:inline-block;top:13px;left:-16px}.ui-histogram .color-select-btn2{display:inline-block;top:13px;left:16px}