How to make a kendo column chart rounded border like this. The code I am using is something like this. And also want to change the hover-over color for the column chart
<kendo-chart-series>
<kendo-chart-series-item
type="line"
[field]="'engagement'"
categoryField="label"
[style]="'smooth'"
[data]="chartData.data"
[color]="chartData.color"
>
<kendo-chart-series-item-tooltip format="Avg. Engagements: {0}"></kendo-chart-series-item-tooltip>
</kendo-chart-series-item>
<kendo-chart-series-item
type="column"
[line]="{ style: 'smooth' }"
[field]="'posts'"
[data]="chartData.data"
[color]="chartData.secondarycolor"
[border]="borderOptions"
[highlight]="seriesHighlight"
>
<kendo-chart-series-item-tooltip format="Total: {0}"></kendo-chart-series-item-tooltip>
</kendo-chart-series-item>
</kendo-chart-series>

You can try to achieve this with the Kendo SeriesDefault Charts Api: https://www.telerik.com/kendo-angular-ui/components/charts/api/SeriesDefaults/
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