I think this is just a cool idea for trompe l oeil curtains. I can't really find what I want right now, I might do it.
"Spooky Paper Curtains: Replace fabric curtains with elegant, gothic-inspired ones made of paper.
Tools and Materials24-by-36-inch heavy-weight black paper from art-supply storeScissorsMasking tape
Printing Instructions for TemplatesOnce template is open on your computer screen, click the print icon or press Ctrl P on your keyboard. When the print screen appears, select "Print As Image" under the Properties button on the upper right. Click OK to print.
Spooky Curtain How-ToThese patterns combine to form the top and side panels of the curtain.
1. Download the templates, which you'll print in sections and tape together.
2. Trace the shapes onto black paper, and cut out.
3. Place looped pieces of masking tape on the curtain's edges, and attach to the inside edge of the window's frame."