CSS rest-before Property

Description

The rest-before property specifies a rest or prosodic boundary to be observed before (or after) speaking an element's content.

The rest-before property has been deprecated or is no longer in any CSS working groups.

Initial value

none

Applies to

All elements

Inherited

No

Media

Speech

Computed value

Specified value

Animatable

No

CSS Version

CSS3

JavaScript syntax

object.style.restBefore

Syntax

rest-before: <time> | none | x-weak | weak | medium | strong | x-strong

Values

• <time>Expresses the rest in absolute time units (seconds and milliseconds, e.g. "+3s", "250ms"). Only non-negative values are allowed.
• noneEquivalent to 0ms (no prosodic break is produced by the speech processor).
• x-weakExpresses the rest by the strength of the prosodic break in speech output. The exact time is implementation-dependent. The values indicate monotonically non-decreasing (conceptually increasing) break strength between elements.
• weakAs above
• mediumAs above
• strongAs above
• x-strongAs above
• inherit

Example

.class {
   rest-before: weak; 
}

Browser Support

Desktop
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Tablets / Mobile
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