I researched this topic and there appears to be conflicting answers for this question. When hyperlinked text might include special characters/punctuation, is it proper to include these characters ...
How does the visual size of a text input field affect users' expectation of how much they should write?
It's well-known that you should size your input fields to the amount of text you want the user to write. There's an example of that on this very page: even though the "Your answer" field can stretch ...