How a layer is laid over the layers under it, as CSS mix-blend-mode: screen adds light (red over cyan shows white where both are bright), difference shows where two images differ, multiply darkens.
mix-blend-mode
screen
difference
multiply
How a layer is laid over the layers under it, as CSS
mix-blend-mode:screenadds light (red over cyan shows white where both are bright),differenceshows where two images differ,multiplydarkens.