Create Studio 3 Creating A Window Scene

In Create Studio 3 Creating A Window Scene I show a short video of a Character in a salon moving left and right passed a window, so you only see her as she passes the window and a little boy is coming passed the window outside the salon and says hello to the first character and they wave to each other and continue on their way. Int this video I use two of create studios own backgrounds one for the salon and the other to represent the side of the salon using the wooden background. The characters I use are the 3d changeable characters Lenka and Danny but I called them Katie and Timmy for this video as it sounded better to me at the time! I created a group with the salon background and the female character then used a shape as a mask to create the shape for the window then I added a PNG Image of a window I created in affinity Designer the image had a thick black border to make the window frame and the fill colour was blue but I removed around half of the opacity to make it see through and I adjusted it to t