Give a working CSS fix for A form control should fill its parent width without exceeding it. in a admin panel.

CSS Published 03 Oct 2026 Updated 03 Oct 2026 0 Views Verified

Problem: A form control should fill its parent width without exceeding it. Context: This CSS troubleshooting question uses a admin panel example. Correct approach: Use width:100% together with border-box sizing. Working CSS: input, select, textarea { width:100%; box-sizing:border-box; }

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Answer & Explanation

4 Answers

Verified

A. Common but incorrect approach

width:100vw on the field

Additional Explanation

This approach does not directly implement the required CSS behavior.

Verified Correct Answer

B. Correct CSS solution

input, select, textarea { width:100%; box-sizing:border-box; }

Additional Explanation

Use width:100% together with border-box sizing.

Verified

C. Incorrect CSS alternative

width:auto plus position:absolute

Additional Explanation

This is not a valid CSS property or does not solve the stated problem.

Verified

D. Another incorrect approach

min-width:100% with content-box

Additional Explanation

This does not address the underlying CSS layout or styling issue.