[Solved]-HighCharts series Z index-Highcharts

Highcharts has a zIndex property.

       series: [{
            name: eixoz,
            color: '#4572A7',
            type: 'line',
            yAxis: 1,
            data: dataz,
            tooltip: {
                valueSuffix: ' %'
            },
            zIndex: 2

        }, {
            name: eixoy,
            color: '#89A54E',
            type: 'column',
            data: datay,
            tooltip: {
                valueSuffix: ' €'
            },
            zIndex: 1
        }]

See this fiddle.