el-beeswarm/.scannerwork/css-bundle/node_modules/stylelint/lib/rules/selector-pseudo-class-no-unknown/README.md

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# selector-pseudo-class-no-unknown

Disallow unknown pseudo-class selectors.

<!-- prettier-ignore -->
```css
  a:hover {}
/** ↑
 * This pseudo-class selector */
```

This rule considers pseudo-class selectors defined in the CSS Specifications, up to and including Editor's Drafts, to be known.

This rule ignores vendor-prefixed pseudo-class selectors.

## Options

### `true`

The following patterns are considered violations:

<!-- prettier-ignore -->
```css
a:unknown {}
```

<!-- prettier-ignore -->
```css
a:UNKNOWN {}
```

<!-- prettier-ignore -->
```css
a:hoverr {}
```

The following patterns are _not_ considered violations:

<!-- prettier-ignore -->
```css
a:hover {}
```

<!-- prettier-ignore -->
```css
a:focus {}
```

<!-- prettier-ignore -->
```css
:not(p) {}
```

<!-- prettier-ignore -->
```css
input:-moz-placeholder {}
```

## Optional secondary options

### `ignorePseudoClasses: ["/regex/", "string"]`

Given:

```
["/^my-/", "pseudo-class"]
```

The following patterns are _not_ considered violations:

<!-- prettier-ignore -->
```css
a:pseudo-class {}
```

<!-- prettier-ignore -->
```css
a:my-pseudo {}
```

<!-- prettier-ignore -->
```css
a:my-other-pseudo {}
```