box model

noun

The set of CSS rules that govern the size, shape, spacing, borders, and margins of web page elements.

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Meanings

nounbox model (plural box models)

plural box models

  1. InternetThe set of CSS rules that govern the size, shape, spacing, borders, and margins of web page elements.

Origin

So called because the padding, border, and margin can be visualised as three levels of boxes surrounding an element.

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Cite this entry
APA

box model. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/box%20model

MLA

“box model.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/box%20model. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “box model,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/box%20model.

Source: box model on Wiktionary, CC BY-SA 4.0.