anchor.diff:        x: points(json['glucose'], 'value')['x'],
         y: points(json['glucose'], 'value')['y'],
         type: 'scatter',
  -      name: 'Glucose'
  +      name: 'Glucose',
  +      line: {
  +        color: '#fa5100'
  +      }
       }
   
       var meds = {
  
positive.code:           color: '#7f7f7f'
          },
          // https://plot.ly/python/overview/
          tickcolor: '#f00' # close
        },
        margin: {
          l: 50, r: 40
        },
  
negative.code:       }
      }
  
      datas = [bg] //,meds, carbs]
  
      Plotly.newPlot('chart', datas, layout, { displayModeBar: false })
    }
  