11-1 using layer Blending mode

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Separate blending modes can be set in addition to the background layer, including adjustment layers, fill layers, and layer groups

The layer style determines the composition of the current layer and the layer below it, and in the default normal way, the layer below will be completely obscured unless the layer above has a translucent part. To achieve blending with the layer below, you must have a translucent part.

Blending mode is used to synthesize images, which are often used in conjunction with another method of synthesizing images, which is the mask. Because masks can solve problems with image edges

If you encounter tonal inconsistencies, try adjusting with image _ Match Color

Mask Edge Feather: Mask Display-select-Adjust Mask-feather

11-1 using layer Blending mode