Column with rotated labels

author(s): Torstein Hønsi

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>
<script src="https://code.highcharts.com/modules/exporting.js"></script>
<script src="https://code.highcharts.com/modules/export-data.js"></script>
<script src="https://code.highcharts.com/modules/accessibility.js"></script>

<figure class="highcharts-figure">
    <div id="container"></div>
    <p class="highcharts-description">
        Chart showing use of rotated axis labels and data labels. This can be a
        way to include more labels in the chart, but note that more labels can
        sometimes make charts harder to read.
    </p>
</figure>

CSS

body {
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        "Apple Color Emoji",
        "Segoe UI Emoji",
        "Segoe UI Symbol",
        sans-serif;
    background: var(--highcharts-background-color);
    color: var(--highcharts-neutral-color-100);
}

#container {
    height: 400px;
}

.highcharts-figure,
.highcharts-data-table table {
    min-width: 310px;
    max-width: 800px;
    margin: 1em auto;
}

.highcharts-data-table table {
    font-family: Verdana, sans-serif;
    border-collapse: collapse;
    border: 1px solid var(--highcharts-neutral-color-10, #e6e6e6);
    margin: 10px auto;
    text-align: center;
    width: 100%;
    max-width: 500px;
}

.highcharts-data-table caption {
    padding: 1em 0;
    font-size: 1.2em;
    color: var(--highcharts-neutral-color-60, #666);
}

.highcharts-data-table th {
    font-weight: 600;
    padding: 0.5em;
}

.highcharts-data-table td,
.highcharts-data-table th,
.highcharts-data-table caption {
    padding: 0.5em;
}

.highcharts-data-table thead tr,
.highcharts-data-table tbody tr:nth-child(even) {
    background: var(--highcharts-neutral-color-3, #f7f7f7);
}

.highcharts-description {
    background: light-dark(#f2f6f2, #323232);
    border-radius: 0 4px 4px 0;
    border-left: 2px solid light-dark(#1d6aff, #fff);
    font-size: 0.8rem;
    font-style: italic;
    padding: 8px 16px;
    margin: 2em 10px 1em;
}

JavaScript

Highcharts.chart('container', {
    chart: {
        type: 'column'
    },
    title: {
        text: 'World\'s largest cities per 2021'
    },
    subtitle: {
        text: 'Source: <a href="https://worldpopulationreview.com/world-cities" target="_blank">World Population Review</a>'
    },
    xAxis: {
        type: 'category',
        labels: {
            autoRotation: [-45, -90],
            style: {
                fontSize: '13px',
                fontFamily: 'Verdana, sans-serif'
            }
        }
    },
    yAxis: {
        min: 0,
        title: {
            text: 'Population (millions)'
        }
    },
    legend: {
        enabled: false
    },
    tooltip: {
        pointFormat: 'Population in 2021: <b>{point.y:.1f} millions</b>'
    },
    series: [{
        name: 'Population',
        colors: [
            '#9b20d9', '#9215ac', '#861ec9', '#7a17e6', '#7010f9', '#691af3',
            '#6225ed', '#5b30e7', '#533be1', '#4c46db', '#4551d5', '#3e5ccf',
            '#3667c9', '#2f72c3', '#277dbd', '#1f88b7', '#1693b1', '#0a9eaa',
            '#03c69b',  '#00f194'
        ],
        colorByPoint: true,
        groupPadding: 0,
        data: [
            ['Tokyo', 37.33],
            ['Delhi', 31.18],
            ['Shanghai', 27.79],
            ['Sao Paulo', 22.23],
            ['Mexico City', 21.91],
            ['Dhaka', 21.74],
            ['Cairo', 21.32],
            ['Beijing', 20.89],
            ['Mumbai', 20.67],
            ['Osaka', 19.11],
            ['Karachi', 16.45],
            ['Chongqing', 16.38],
            ['Istanbul', 15.41],
            ['Buenos Aires', 15.25],
            ['Kolkata', 14.974],
            ['Kinshasa', 14.970],
            ['Lagos', 14.86],
            ['Manila', 14.16],
            ['Tianjin', 13.79],
            ['Guangzhou', 13.64]
        ],
        dataLabels: {
            enabled: true,
            rotation: -90,
            inside: true,
            verticalAlign: 'top',
            format:...