flex-basis refers to width/height?


flex-basis refers to width/height?

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This week I realized again something about flexbox and flex-basis in particular which I tend to forget while working on other CSS styles.

It is about the flex-basis property:

An absolute <length>, a <percentage> of the parent flex container's main size property, or the keyword auto.

What is referred here as "main size" is the size along the main axis of the flexbox.

Thus, this means flex-basis refers to:

My misconception here was that flex-basis ALWAYS refers to the width.