The dialog can be accessed via the context menu of Stylo – usually the right mouse button. Here you can specify the line thickness and other line settings for polygons.

Line thickness: Specify the line thickness of the polygon.

Line transition: Determine whether the line transition should be angular or rounded. This setting also applies to the line ends.

left: angular line transition; right: rounded line transition

Line color: Here you can determine the line color.

Corner type: Choose from the corner types: right angle, rounded, slanted. Once you have selected a corner type, you can specify the corner radius.