           label: {color: '#eee'},
                        },
                        corner: {
                            itemStyle: {color: '#333'},
                            label: {color: '#eee'},
                        }
                    };
                }

                function makeFailedOption(failed) {
                    return {
                        id: 'success_or_fail',
                        type: 'text',
                        ignore: failed == null,
                        st