var chart = c3.generate({ bindto: '#pkgchart', size: { height: 260 //width: 480 }, data: { columns: [ ['Trend',13,53,15,10,2,41,4,5,13,45,7,8,3,47,5,3], ['Bars',13,53,15,10,2,41,4,5,13,45,7,8,3,47,5,3] ], axes: { Bars: 'y2' }, types: { Bars: 'bar' // ADD }, colors: { Trend: 'green', Bars: 'orange' } }, axis: { y: { label: { text: 'Downloads for alcoholSurv', position: 'outer-middle' } }, y2: { show: false, label: { text: 'Y2 Label', position: 'outer-middle' } }, x: { type: 'category', categories: ['05/27','05/28','05/29','05/30','05/31','06/01','06/02','06/03','06/04','06/05','06/06','06/07','06/08','06/09','06/10','06/11'], tick: { rotate: -80, multiline: false } } } });