The foreground and background of photography

How to divide it, before the theme or after the theme?

I. Prospects:

(1) Explain the function of the main body and decorative screen.

(2) Enhance the sense of space and depth of the picture.

Skills-choose doors and windows, flowers and plants as the foreground;

Second, the background:

(1) Explain and set off the theme.

(2) the function of purifying and beautifying photos

Skill-choose clean photos with strong color contrast;

Pull down the camera with the sky as the background, etc.