Finally add a subtle Outer Glow using black at 15% opacity to give a slight shadow to the content area.
最后添加一个外发光，黑色的15%透明度的，于是一个淡淡的内容区的阴影就这样出现了。
Outer glow, inner glow, drop shadow, highlights, gradients, bevels – all of these effects have their place.
外发光，内发光，投影，加重，渐变，凸凹变化，所有这些都有特定的用场。
Go back into the layer Styles dialog box by clicking on the Add a layer style button again, but this time, choose Outer Glow.
再次点击添加图层样式按钮，以返回图层样式对话框，但是这一次要选择外发光。
Use the Outer glow option to add a very slight grey border, adjusting the Spread to the Max will turn the default glow into a solid strip of colour which helps add this double stroke effect.
继续用外发光来添加一个浅灰色的边，调整扩展值到最大这样我们可以得到一个双边线效果。
This causes the star's outer layers to expand enormously and to cool and glow red as they do so, rendering the star a red giant.
这使得恒星的外层急剧膨胀，并因冷却而发出红色的光，而成为了一颗红巨星。
This causes the star's outer layers to expand enormously and to cool and glow red as they do so, rendering the star a red giant.
这使得恒星的外层急剧膨胀，并因冷却而发出红色的光，而成为了一颗红巨星。
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