Represents an at-rule.

Represents a comment between declarations or statements (rule and at-rules).

The Root, AtRule, and Rule container nodes inherit some common methods to help work with their children.

The CSS parser throws this error for broken CSS.

Represents a CSS declaration.

Represents the source CSS.

A Promise proxy for the result of PostCSS transformations.

All node classes inherit the following common methods.

Provides the result of the PostCSS transformations.

Represents a CSS file and contains all its parsed nodes.

Represents a CSS rule: a selector followed by a declaration block.

Represents a plugin’s warning. It can be created using Node#warn.