css

adds style classes to Chart

css?: string;

Example

<style>
    .custom-class .dhx_chart-graph_area {
        fill:#444;
    }
    .custom-class .grid-line {
        stroke: white;
        stroke-width: 0.5;
    }
    .custom-class .chart.bar {
        fill: orange;
    }
</style>

const chart = new dhx.Chart("chart_container", {
    css: "custom-class",
    scales: { // scales config }
    series: [
        {
            //series config                 
        }
    ]
});

Related sample: Chart. Styling (custom CSS)

Note, that the DHTMLX library provides a set of own CSS classes that you can also apply to change the appearance of Chart:

const chart = new dhx.Chart("chart_container", {
    css: "dhx_widget--bg_white dhx_widget--bordered"
});