anychart.onDocumentReady(function () {
var chart = anychart.sparkline([70, 5, 10, 60, 20, 50, 30]);
chart.seriesType('column');
chart.firstFill([{offset: 0.2, color: '#90caf9', opacity: 0.8}, '#ffcc80']);
chart.title({text: 'Set fill parameter as an array for the first point', orientation: 'top'});
chart.container('container');