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<title>CSS Test: Border-top-width using 'ex' units with a minimum minus one (negative) value, -1ex</title>
<link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
<link rel="reviewer" title="GĂ©rard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-06-24 -->
<link rel="help" href="http://www.w3.org/TR/CSS21/box.html#propdef-border-top-width" />
<link rel="help" href="http://www.w3.org/TR/CSS21/box.html#border-width-properties" />
<link rel="match" href="border-top-width-012-ref.xht" />
<meta name="flags" content="invalid" />
<meta name="assert" content="The 'border-top-width' property does not support a negative length value in 'ex' units and resets to the initial value." />
<style type="text/css">
span
{
border-top-style: solid;
}
#span1
{
border-top-width: -1ex;
}
#span2
{
border-top-width: medium;
}
</style>
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<body>
<p>Test passes if all the "Filler Text" have 2 black lines over them with the <strong>same thickness</strong>.</p>
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<span id="span1">Filler Text Filler Text Filler Text</span> <span id="span2">Filler Text Filler Text Filler Text</span>
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