| Syntax | <length> | auto | initial | inherit |
| Initial value | auto |
| Applies to | all elements |
| Inheritance | false |
| Type of computed value | UINT |
| Functions |
element::setWidth() element::getWidthStr() element::getWidth() element::testWidth() |
| <length> | A length value. |
| auto | Keyword. |
| initial | Keyword. Sets the property to its initial value. |
| inherit | Keyword. Inherits the value from the parent element. |