Double-click the layer to open the Blending Options.
Here is how to achieve that using only Photoshop's Layer Style dialog box (Right-click layer > Blending Options). Cum Photoshop Layer Style
A liquid doesn't just sit on a surface; it casts a very tight, soft shadow. Keep it low (2–5px). Double-click the layer to open the Blending Options
(not the regular Opacity) is set to 0% if you want the layer content to be transparent while keeping the liquid style visible. Photoshop Layer Styles: Comprehensive Guide - WebFX it casts a very tight
: Adds a solid, gradient, or pattern border around the edges of your layer content.