CSS text-spacing-trim Property Reference

The CSS text-spacing-trim property is a experimental property in CSS Text. Review its formal syntax, computed behavior, and practical declarations.

Updated 2026-08-12

text-spacing-trim overview

The CSS text-spacing-trim property is a experimental property in CSS Text. 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

text-spacing-trim formal syntax

Field	Value
Formal syntax	space-all \| normal \| space-first \| trim-start
Initial value	normal
Applies to	textElements
Inherited	Yes
Percentages	no
Computed value	asSpecified
Animation type	discrete
Media	visual
Specification group	CSS Text
Status	Experimental

Practical examples

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

text-spacing-trim live example

CSS

.reset-example {
  text-spacing-trim: initial;
}

.inherit-example {
  text-spacing-trim: inherit;
}

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