Bug report

When using Kendo Bootstrap v4 theme and attempting to display a maximized Kendo Window with iFrame content the iFrame does not take up the full height of the Kendo Window.
The behavior is observed with Safari browser on MacOS X or iOS

Reproduction of the problem

1. Run this dojo with Bootstrap-v4 bug example

Expected/desired behavior

The iFrame should take up the full height of the Kendo Window.

Adding the following style resolves the observed behavior:

<style type="text/css">
    .k-window-content.k-window-iframecontent {
        height:100%;
    }
</style>

Environment

• Kendo UI version: 2020.2.513
• Browser: [Safari | iOS Safari]