centered charts

src/ChartLoader.tsx

@@ -6,7 +6,7 @@ export default class ChartLoader extends React.Component<any, any> {
   public render() {
     const colorMaps = this.props.colorMaps;
     return (
-      <Columns>
+      <Columns isCentered={true}>
         {this.props.chartList.map((o: any, i: number) => {
           const colorMap = colorMaps[o.chartColumn];
           return (