Criteria

1.Background should not be too striking as it might hinder the reading of foreground content. In order to have the best effect, it is recommended to use environment or atmosphere art.

Correct

 

Image should not be too highlighted because it hinders the reading of foreground content.

2.The main part of the main image in the background should be placed in the blue area and enlarged as much as possible.

Correct

 

The main part of the main image should not exceed the blue area.

 

The main image is too small to be seen clearly.

3.The background edge should be shaded to be a solid color.

Correct

 

The background edge is not shaded to be a solid color.

 

Shading transition is not natural, causing graphics to be split.