Highcharts.chart('container', {

    title: {
        text: 'This is a long title that should not overlap the export button',
        paddingRight: 100
    },

    xAxis: {
        categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
            'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'
        ]
    },

    series: [{
        data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4],
        type: 'column'
    }],

    exporting: {
        buttons: {
            contextButton: {
                text: 'Export'
            }
        }
    }

});