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Flex-direction: the main axis is not always horizontal

Publisher: ResumeMaker • 1 source

Published: 23 Oct 2026 08:23 · Updated: 23 Oct 2026 08:23

AI source check: 22 Oct 2026 16:54. This is not editorial approval.

In a few sentences

In brief

flex-direction defines a flex container's main axis and direction. With column, items follow a column axis, so saying that justify-content is horizontal can become incorrect.

Useful to know

flex-direction defines a flex container's main axis and direction. With column, items follow a column axis, so saying that justify-content is horizontal can become incorrect. [1]

Identify the main and cross axes before adjusting alignment. Reversing visual direction also does not automatically rewrite the document's logical order.

Sources

For further detail and to check the information:

  1. [1] MDN — CSS flex-direction ↗