var chart = c3.generate({ bindto: '#pkgchart', size: { height: 260 //width: 480 }, data: { columns: [ ['Trend',16,4,2,2,1,16,1,1,18,2,1,17,1,2,1,11], ['Bars',16,4,2,2,1,16,1,1,18,2,1,17,1,2,1,11] ], axes: { Bars: 'y2' }, types: { Bars: 'bar' // ADD }, colors: { Trend: 'green', Bars: 'orange' } }, axis: { y: { label: { text: 'Downloads for bamboo', position: 'outer-middle' } }, y2: { show: false, label: { text: 'Y2 Label', position: 'outer-middle' } }, x: { type: 'category', categories: ['01/01','01/02','01/03','01/04','01/07','01/08','01/12','01/14','01/15','01/16','01/17','01/22','01/23','01/25','01/28','01/29'], tick: { rotate: -80, multiline: false } } } });