Chart Crosshairs

Hover to show crosshairs.

            {
              crosshairs: {
                color: 'green'
              }
            }

            {
              crosshairs: {
                color: 'green'
              }
            }

            {
              crosshairs: {
                mode: 'both',
                lineWidth: 3
              }
            }

            {
              crosshairs: {
                mode: 'horizontal'
              }
            }