Only the shadow:
box-shadow: 1px 4px 8px #888888;
Looks even better with a tiny grey border:
border: 1px solid #DDDDDD; box-shadow: 1px 4px 8px #888888;
The shadow inside the box:
box-shadow: 1px 4px 8px #888888 inset;
text-shadow: 0pt 0pt 6px rgb(0, 255, 255)
Alien Glow