pseudo-selectors.json

{
  "::after": {
    "description": "Matches a virtual last child of the selected element."
  },
  "::before": {
    "description": "Creates a pseudo-element that is the first child of the element matched."
  },
  "::first-letter": {
    "description": "Matches the first letter of the first line of a block, if it is not preceded by any other content."
  },
  "::first-line": {
    "description": "Applies styles only to the first line of an element."
  },
  "::selection": {
    "description": "Applies rules to the portion of a document that has been highlighted."
  },
  ":active": {
    "description": "Matches when an element is being activated by the user."
  },
  ":checked": {
    "description": "Matches any radio input, checkbox input or option element that is checked or toggled to an on state."
  },
  ":default": {
    "description": "Matches any user interface element that is the default among a group of similar elements"
  },
  ":dir": {
    "argument": "direction",
    "description": "Matches elements based on the directionality of the text contained in it."
  },
  ":disabled": {
    "description": "Matches any disabled element."
  },
  ":empty": {
    "description": "Matches any element that has no children at all."
  },
  ":enabled": {
    "description": "Matches any enabled element."
  },
  ":first": {
    "description": "Describes the styling of the first page when printing a document."
  },
  ":first-child": {
    "description": "Matches any element that is the first child element of its parent."
  },
  ":first-of-type": {
    "description": "Matches the first sibling of its type in the list of children of its parent element."
  },
  ":focus": {
    "description": "Matches an element that has focus."
  },
  ":fullscreen": {
    "description": "Applies to any element that's currently being displayed in full-screen mode."
  },
  ":hover": {
    "description": "Matches when the user designates an element with a pointing device, but does not necessarily activate it."
  },
  ":indeterminate": {
    "description": "Matches any checkbox input whose indeterminate DOM property is set to true by JavaScript."
  },
  ":invalid": {
    "description": "Matches any <input> or <form> element whose content fails to validate according to the input's type setting."
  },
  ":lang": {
    "argument": "language",
    "description": "Matches elements based on the language the element is determined to be in."
  },
  ":last-child": {
    "description": "Matches any element that is the last child element of its parent."
  },
  ":last-of-type": {
    "description": "Matches the last sibling with the given element name in the list of children of its parent element."
  },
  ":left": {
    "description": "Matches any left page when printing a page."
  },
  ":link": {
    "description": "Matches links inside elements."
  },
  ":not": {
    "argument": "selector",
    "description": "Matches an element that is not represented by the argument."
  },
  ":nth-child": {
    "argument": "an+b",
    "description": "Matches an element that has an+b-1 siblings before it in the document tree."
  },
  ":nth-last-child": {
    "argument": "an+b",
    "description": "Matches an element that has an+b-1 siblings after it in the document tree."
  },
  ":nth-last-of-type": {
    "argument": "an+b",
    "description": "Matches an element that has an+b-1 siblings with the same element name after it in the document tree."
  },
  ":nth-of-type": {
    "argument": "an+b",
    "description": "Matches an element that has an+b-1 siblings with the same element name before it in the document tree"
  },
  ":only-child": {
    "description": "Matches any element which is the only child of its parent."
  },
  ":only-of-type": {
    "description": "Matches any element that has no siblings of the given type."
  },
  ":optional": {
    "description": "Matches any <input> element that does not have the required attribute set on it."
  },
  ":out-of-range": {
    "description": "Matches when an element has its value attribute outside the specified range limitations for this element."
  },
  ":read-only": {
    "description": "Matches when an element is not writable by the user."
  },
  ":read-write": {
    "description": "Matches when an element is editable by user like text input element."
  },
  ":required": {
    "description": "Matches any <input> element that has the required attribute set on it."
  },
  ":right": {
    "description": "Matches any right page when printing a page. It allows to describe the styling of right-side page."
  },
  ":root": {
    "description": "Matches the root element of a tree representing the document."
  },
  ":scope": {
    "description": "Matches the elements that are a reference point for selectors to match against."
  },
  ":target": {
    "description": "Matches the unique element, if any, with an id matching the fragment identifier of the URI of the document."
  },
  ":valid": {
    "description": "Matches any <input> or <form> element whose content validates correctly according to the input's type setting"
  },
  ":visited": {
    "description": "Matches links that have been visited."
  }
}