grid.gap.columns Number

A value in pixels determining the space between horizontal spacing between the items.

Example - set the gap for the columns

<div id="skeleton"></div>
<script>
$("#skeleton").kendoSkeletonContainer({
    width: 400,
    height: 400,
    grid: {
        columns: 5,
        rows: 5,
        items: [
            {
                colStart: 1,
                colSpan: 1,
                rowStart: 1,
                rowSpan: 1,
                shape: "rectangle"
            },
            {
                colStart: 2,
                colSpan: 1,
                rowStart: 1,
                rowSpan: 1,
                shape: "rectangle"
            }
        ],
        gap: {
            columns: 25,
            rows: 25
        }
    }
});
</script>