Topic: Alpha transparency in thumbnail fails
So I have a problem with transparent png images in thumbnail images.
I set a partly-transparent .png file as a thumbnail for a video. I want to see the writing behind the button, and the user clicks the play button to see the video.
However, when I preview the exposition, the transparency turns to black. Ruins the effect and makes me worry I have to do a lot of cutting and pasting of screen-grabs to actually get the effect I want.
Here's an example of what I mean: