zoom on barcharts

public/js/evolucion_urbana_charts.js

@@ -72,10 +72,12 @@ am4core.ready(function() {
     valueAxis3.numberFormatter.numberFormat = "#.#";
     valueAxis3.renderer.labels.template.fill = am4core.color("#b9ce37");
     valueAxis3.title.fill = am4core.color("#b9ce37");
-    valueAxis3.min = -300;
+    //valueAxis3.min = -300;
     valueAxis3.syncWithAxis = valueAxis1;
     valueAxis3.fontSize = 15;
     valueAxis3.renderer.labels.template.fontSize = 15;
+    valueAxis3.min = valueAxis3.minZoomed;
+    valueAxis3.max = valueAxis3.maxZoomed;
 
     valueAxis3.numberFormatter = new am4core.NumberFormatter();
     valueAxis3.numberFormatter.numberFormat = "#,###";
@@ -120,6 +122,7 @@ am4core.ready(function() {
     series3.tooltip.getFillFromObject = false;
     series3.tooltip.background.fill = am4core.color(mainTextColor);
 
+
     //Add cursor
     chart.cursor = new am4charts.XYCursor();