Help: "box-shadow" CSS property Help: "box-shadow" CSS propertyThis property attaches one or more drop shadows to the box. The 1st length in a <shadow> is the horizontal offset, the 2nd is the vertical offset, the 3rd is the blur radius, and the 4th is the spread distance.
| CSS Level | Value |
|---|---|
| CSS 2.1 | (invalid) |
| CSS3 | "none | <shadow>#", where <shadow> is "inset? && <length>{2,4} && <color>?" |