/ shadowOffsetX: 0,
                            // shadowOffsetY: 5,
                            // shadowColor: 'rgba(0, 0, 0, 0.4)'
                        },
                        areaStyle: {
                        }
                    }
                };

                chart.setOption({
                    legend: {
                        data: ['line', 'line2', 'line3']
                    },
                    tooltip: {
                        trigger: 'axis',
                        axisPo