Box Sizing

v1.2.0+

Utilities for controlling how the browser should calculate an element’s total size.

Use to set an element’s box-sizing to border-box, telling the browser to include the element’s borders and padding when you give it a height or width.

This means a 100px × 100px element with a 2px border and 4px of padding on all sides will be rendered as 100px × 100px, with an internal content area of 88px × 88px.

Use box-content to set an element’s box-sizing to , telling the browser to add borders and padding on top of the element’s specified width or height.

This means a 100px × 100px element with a 2px border and 4px of padding on all sides will actually be rendered as 112px × 112px, with an internal content area of 100px × 100px.

For more information about Tailwind’s responsive design features, check out the Responsive Design documentation.

By default, only responsive variants are generated for box-sizing utilities.

You can control which variants are generated for the box-sizing utilities by modifying the boxSizing property in the section of your tailwind.config.js file.

For example, this config will also generate hover and focus variants:

Disabling

← Container