551923 - wrong absolute positioning in button tags

Status: RESOLVED DUPLICATE of bug 437722

(Core :: Layout: Form Controls, defect)

Description

[Jörg]

User-Agent:       Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2) Gecko/20100218 Gentoo Firefox/3.6
Build Identifier: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2) Gecko/20100218 Gentoo Firefox/3.6

Trying to position an child element of button with absolute centers top:0 vertically in button.

bottom:0 also doesn't work as expected.

Reproducible: Always

Steps to Reproduce:
1. html: <button><div>foo</div></button>
2. css: button { position: relative }
3. css: button div { position: absolute; top: 0; left: 0; }

Actual Results:  
<div> is position vertically centered in <button>

Expected Results:  
<div> should be position top in <button>

Comment 1

[Jörg]

Attachment: Testcase in XHTML

Comment 2

[John P Baker]

bug 437722 ?

Comment 3

[Boris Zbarsky [:bzbarsky]]

Precisely.