first chart c3

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.4.11/d3.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/c3/0.4.11/c3.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/c3/0.4.11/c3.css">
<div id="chart"></div>

JavaScript

var chart = c3.generate({
    bindto: '#chart',
    data: {
      columns: [
        ['data1', 30, 200, 100, 400, 150, 250],
        ['data2', 70, 20, 10, 40, 15, 25]
      ]
    }
});