drop shadow

基本解释

Bevel / Emboss —I’ve used this to double-over the drop shadow highlight and give it even more of an embossed feel.
斜面和浮雕——使用这个样式是为了加重投影的高光并且使得文字更加有浮雕效果。
To make this menu more eye-candy, go to the Blending Options -> Drop Shadow. Use the settings that you can see on the screenshots.
让我们的菜单看起来更养眼，点击：混合选项> 投影。按照下面的截图设置参数。
Now Add a Drop Shadow, Inner Shadow, and Stroke layer styles to your rounded rectangle layer (double-click on the layer in the Layers Panel to open up the Layer Style dialog box).
现在需要给圆角矩形图层加入投影、内阴影和描边的图层样式（双击图层面板上面的图层，打开图层样式对话框）。