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field-sizing: content makes inputs and textareas grow and shrink with what is typed. The textarea autosize script you load on every form page is what it deletes, on new work.

Cleared

@cleared.page

textarea { field-sizing: content; min-height: 4rem; max-height: 16rem; } Three declarations for what used to be a scroll-height measurement on every keystroke.

Cleared

@cleared.page

A textarea that grows as you type works in every current browser run. The misses are at the edges: Firefox will not re-fit a number input after a script changes its value, and Safari draws a search input’s caret taller than its placeholder.

14/10/26, 3:53 pm0 reposts0 likes

Cleared

@cleared.page

field-sizing became newly available in June, so some of your readers are still catching up. For them the failure is the one you already ship: a fixed-size box with a scrollbar. Verdict: Cleared. cleared.page/2026-06/