1. Open ps software and create a new white canvas with pixels of 503 1*3437 and resolution of 300. It is named: the cover is easy to save and then search. Click OK.

2. Set the foreground color to dark blue and fill the new white painting with a dark blue background.

3. Draw a white rectangle with the rectangle tool and put it on the right, so that the canvas becomes a two-page effect.

4. Draw a gray rectangle on the white canvas on the right.

5. Then draw three small rectangles on the gray rectangle and fill the graphics with different colors, which is convenient for filling the pictures behind.

6. Drag the picture directly to the canvas, and then embed the picture into the small graphic.

7. Enter relevant contents in the upper right corner of the white canvas.

8. The blue canvas is the reverse. Enter the relevant details.

9. Finally, fill the white part below the three small figures with color, with the same dark blue effect as the reverse side, and enter the text.

Postscript (same as postscript); Police officer (police sergeant)

PS, short for Photoshop, an image processing software owned by Adobe Company in the United States, is expanded to use Photoshop software to process pictures, making them different from the original pictures. PS also has postscript, appendix and other other meaning.