CSS border-spacing Property Reference

The CSS border-spacing property is a standard property in CSS Table. Review its formal syntax, computed behavior, and practical declarations.

Updated 2026-08-12

border-spacing overview

The CSS border-spacing property is a standard property in CSS Table. Review its formal syntax, computed behavior, and practical declarations.

The computed value normally inherits from the parent element when no declaration wins the cascade.

Syntax and formal definition

border-spacing formal syntax

Field	Value
Formal syntax	<length>{1,2}
Initial value	0
Applies to	tableElements
Inherited	Yes
Percentages	no
Computed value	twoAbsoluteLengths
Animation type	byComputedValueType
Media	visual
Specification group	CSS Table
Status	Standard

Practical examples

These declarations demonstrate valid ways to set border-spacing. The initial and inherit global keywords remain available even when a property-specific value is preferable.

border-spacing live example

CSS

.reset-example {
  border-spacing: initial;
}

.inherit-example {
  border-spacing: inherit;
}

@supports (border-spacing: initial) {
  .supported {
    border-spacing: initial;
  }
}