The CSSOM Tree (CSS Object Model) is a map of the style rules applied to the elements in the HTML document, analogous to the DOM for HTML.
More About CSSOM Tree
Function and Creation: Represents the rendered page styles and is created from CSS files.
Interaction with DOM: Works in conjunction with the DOM to render web pages.
Impact on Rendering: Affects page rendering speed; optimization is crucial.
Tools for Analysis: Development tools in browsers can help inspect and debug the CSSOM.