var chart = c3.generate({ bindto: '#pkgchart', size: { height: 260 //width: 480 }, data: { columns: [ ['Trend',2,1,15,4,1,2,10,6,1,7,3,7,1,10], ['Bars',2,1,15,4,1,2,10,6,1,7,3,7,1,10] ], axes: { Bars: 'y2' }, types: { Bars: 'bar' // ADD }, colors: { Trend: 'green', Bars: 'orange' } }, axis: { y: { label: { text: 'Downloads for rglwidget', position: 'outer-middle' } }, y2: { show: false, label: { text: 'Y2 Label', position: 'outer-middle' } }, x: { type: 'category', categories: ['02/28','03/03','03/05','03/10','03/12','03/13','03/15','03/19','03/20','03/21','03/23','03/24','03/25','03/28'], tick: { rotate: -80, multiline: false } } } });