If the width of each item is different, it will still use the width of the first item as the default width.

[shangxiazuoyou]

If each item is a word, it can be one word, two words, three words, or even more.

[shangxiazuoyou]

Because the length of the content of each item is not fixed, I cannot set a fixed width for it.

[Meta-Ben]

this is related to this issue : #20

it's open since three year, I don't think the bug will be fix some day 😞