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CSSLayerBlockRule: name property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨March 2022⁩.

The read-only name property of the CSSLayerBlockRule interface represents the name of the associated cascade layer.

Value

A string containing the name of the layer, or "" if the layer is anonymous.

Examples

>

HTML

<output></output> <output></output>

CSS

output {
  display: block;
}

@layer special {
  div {
    color: rebeccapurple;
  }
}

@layer {
  div {
    color: black;
  }
}

JavaScript

const item1 = document.getElementsByTagName("output")[0];
const item2 = document.getElementsByTagName("output")[1];
const rules = document.styleSheets[1].cssRules;
// Note that stylesheet #1 is the stylesheet associated with this embedded example,
// while stylesheet #0 is the stylesheet associated with the whole MDN page

const layer = rules[1]; // A CSSLayerBlockRule
const anonymous = rules[2]; // An anonymous CSSLayerBlockRule

item1.textContent = `The first CSSLayerBlockRule defines the "${layer.name}" layer.`;
item2.textContent = `A second CSSLayerBlockRule defines a layer with the following name: "${anonymous.name}".`;

Result

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Opera Safari Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet WebView Android WebView on iOS
name 99 99 97 85 15.4 99 97 68 15.4 18.0 99 15.4

See also

© 2005–2025 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/CSSLayerBlockRule/name