Make black screen in proteus?
Open the template menu and change the colors in design defaults, graphic styles and textr styles.

For example the background color can be changed using the paper color property



There is a way to copy the color scheme from a project to your working project. To do so open your project and then select template -> load styles from design and browse to the project from which you want to copy the color scheme (in your case the \samples\Interactive Simulation\Animated Circuits\diode09.dsn)