First make sure you clicked on the gutensport block to enable the settings panel.

If you wish to change the default style of the pin, simply click on the Style Button.

Here you can change the following:

Pin style – Choose from rectangle, rounded or custom icon

Box container style

Box size

Box padding

Box Margin

You have the possibility to change the pin’s color background, border, border radius, the box content’s background color, font & much more! Just play around with the settings a bit.