* http://bl.ocks.org/ndarville/11094667
* https://github.com/ndarville/d3-charts/issues/11
[1]: https://blog.safaribooksonline.com/2014/02/17/building-respo...
By default, as fas as my experience goes, charts will fit the containing element, if width and height of the chart are not set explicitly.
[1]: https://blog.safaribooksonline.com/2014/02/17/building-respo...