This property controls the thickness (width) of the bottom border of an element’s rendering box. Negative values are not allowed.
Example
| strong { border-bottom-width: medium }
<strong style=”border-bottom-width: 10px”>this is a test</strong> |
Possible Values
| Value | Description |
|---|---|
| inherit | Explicitly sets the value of this property to that of the parent. |
| thin | medium | thick | Renders a “thin”, “medium” or “thick” border on the bottom side of the element’s rendering box. The actual thickness of these border values is not specified, but “thin” should have a smaller thickness than “medium”, which should have a smaller thickness than “thick”. |
| [length] | Sets the width of the border on the bottom side of the element’s rendering box to an explicit measurement. |


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