text: export const optionTooltip = {
    enabled: true,
    enabledOnSeries: undefined,
    shared: true,
    followCursor: false, // when disabled, the tooltip will show on top of the series instead of mouse position
    intersect: false, // when enabled, tooltip will only show when user directly hovers over point
    inverseOrder: false,
    custom: undefined,
    fillSeriesColor: false,
    theme: 'light',
    style: {
      fontSize: '12px',
      fontFamily: undefined
    },
    onDatasetHover: {
      highlightDataSeries: false
    },
    x: {
      // x value
      show: true,
      format: 'dd MMM', // dd/MM, dd MMM yy, dd MMM yyyy
      formatter: undefined // a custom user supplied formatter function
    },
    y: {
      formatter: undefined,
      title: {
        formatter(seriesName) {
          return seriesName
        }
      }
    },
    z: {
      formatter: undefined,
      title: 'Size: '
    },
    marker: {
      show: true,
      fillColors: undefined
    },
    items: {
      display: 'flex'
    },
    fixed: {
      enabled: false,
      position: 'topRight', // topRight, topLeft, bottomRight, bottomLeft
      offsetX: 0,
      offsetY: 0
    }
  }
  