html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

​

    // create a data set

    var data = anychart.data.set([

      ["January", 12000, 10000, 7000, 11000],

      ["February", 15000, 12000, 9000, 13000],

      ["March", 16000, 15000, 14000, 12000],

      ["April", 15000, 11000, 13000, 10000],

      ["May", 10000, 9000, 11000, 6000]

    ]);

​

    // map the data

    var seriesData1 = data.mapAs({x: 0, value: 1});

    var seriesData2 = data.mapAs({x: 0, value: 2});

    var seriesData3 = data.mapAs({x: 0, value: 3});

    var seriesData4 = data.mapAs({x: 0, value: 4});

​

    // create a chart

    var chart = anychart.line();

​

    // create series, set the data and names

    var series1 = chart.line(seriesData1);

    var series2 = chart.line(seriesData2);

    var series3 = chart.line(seriesData3);

    var series4 = chart.line(seriesData4);

    series1.name("2015");

    series2.name("2016");

    series3.name("2017");

    series4.name("2018");

​

    // enable the legend

    chart.legend(true);

​

    // set the padding of the legend

    chart.legend().padding(10);

​

    // configure the background of the legend

    var background = chart.legend().background();

    background.enabled(true);

    background.fill("#96a6a6 0.3");

    background.stroke("#96a6a6");

    background.cornerType("round");

    background.corners(10);

​

    // set the chart title

    chart.title("Legend: Background");

​

    // set the container id

    chart.container("container");

​

    // initiate drawing the chart

    chart.draw();

});