https://www.telerik.com/kendo-jquery-ui/documentation/api/javascript/ui/form/configuration/grid.gutter.cols.minwidth
grid.gutter.cols.minWidth - API Reference - Kendo UI Form - Kendo UI for jQuery
In this article you can see how to configure the grid.gutter.cols.minWidth property of the Kendo UI Form.
grid gutterapi referencekendo uicolsminwidth