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11b. Dissolve

11c. Overlay

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10. You can adjust a layer's opacity by dragging the Opacity slider (below left). Alternately, you can simply enter a value for the opacity. In the example below, the shadow layer is made to appear more transparent by setting its opacity to 75% (below right).

Layer Blending Modes

Each layer has a blending mode. A blending mode is the way layer pixels blend with the layers beneath it. The default blending mode is "Normal", but there are several to choose from. Below are just a few examples of using different blending modes on the shadow layer:

11a. Normal

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7. To create a new layer, click the New Layer button in the Layers palette (below left). The new layer will appear just above the active layer (below right).

8. To duplicate a layer, drag it to the New Layer button. In the example below, a new layer will be created named "photo copy".

9. To change the layer stacking order, click a layer and move it up or down in the Layers palette.