anychart.onDocumentReady(function () {
var chart = anychart.line([
{x: 'January', value: 20},
{x: 'February', value: 50},
var background = chart.background();
background.stroke('2 #F44336 0.5');
var backgroundStroke = background.stroke();
chart.title({text: 'Get and use stroke', background: {stroke: backgroundStroke}});
chart.container('container');