Abakada: Back to Basics > Language References > CSS Properties > Box Properties > border-bottom-width Property
Sets or retrieves the width of the object’s bottom border.
| CSS |
{ border-bottom-width: 'medium' | 'thin' | 'thick' | length } |
| Script |
object.style.borderBottomWidth = sWidth ] |
| medium |
Default width. |
| thin |
Width less than the default. |
| thick |
Width greater than the default. |
| length |
Floating-point number and a valid CSS length unit: either an absolute units designator ( cm, mm, in, pt, pc, or px ) or a relative units designator ( em or ex ). |
The property is read/write with a default value of medium; the CSS property is not inherited.
The SPAN and DIV objects must have either the position or the width attribute set in order to apply a border.
The property is supported on block and replaced objects only.
border-bottom, border-bottom-color, border-bottom-style