title: How to change selected Flyoutitem background color
body: <p>How do I change color of a selected FlyOutItem ? Let's say I want it to be blue instead of gray in the screenshot below.</p>
  
  <p>I downloaded a few sample projects like Gastropods and went through all FlyOutItem styling properties ( it seems ) but can't figure it out.<a href="https://i.stack.imgur.com/wvKD4.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/wvKD4.png" alt="enter image description here"></a></p>