CSS -ms-scroll-rails Property Reference

The CSS -ms-scroll-rails property is a nonstandard property in Microsoft Extensions. Review its formal syntax, computed behavior, and practical declarations.

Updated 2026-08-12

-ms-scroll-rails overview

The CSS -ms-scroll-rails property is a nonstandard property in Microsoft Extensions. Review its formal syntax, computed behavior, and practical declarations.

The property is not inherited by default. Use an explicit global keyword when inheritance is intended.

Syntax and formal definition

-ms-scroll-rails formal syntax

Field	Value
Formal syntax	none \| railed
Initial value	railed
Applies to	nonReplacedBlockAndInlineBlockElements
Inherited	No
Percentages	no
Computed value	asSpecified
Animation type	discrete
Media	interactive
Specification group	Microsoft Extensions
Status	Nonstandard

Practical examples

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

-ms-scroll-rails live example

CSS

.reset-example {
  -ms-scroll-rails: initial;
}

.inherit-example {
  -ms-scroll-rails: inherit;
}

@supports (-ms-scroll-rails: initial) {
  .supported {
    -ms-scroll-rails: initial;
  }
}