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    <body><span class="vcard"><a class="email" href="mailto:matthew.rust&#64;workday.com" title="Matt Rust &lt;matthew.rust&#64;workday.com&gt;"> <span class="fn">Matt Rust</span></a>
</span> changed
          <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - WebKit incorrectly clips position:fixed element, inside of its &quot;position:relative; overflow: hidden&quot; parent, IF that parent has &quot;z-index&quot; set"
   href="https://bugs.webkit.org/show_bug.cgi?id=160953">bug 160953</a>
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            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
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           <td style="text-align:right;">CC</td>
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               &nbsp;
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           <td>matthew.rust&#64;workday.com
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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - WebKit incorrectly clips position:fixed element, inside of its &quot;position:relative; overflow: hidden&quot; parent, IF that parent has &quot;z-index&quot; set"
   href="https://bugs.webkit.org/show_bug.cgi?id=160953#c4">Comment # 4</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - WebKit incorrectly clips position:fixed element, inside of its &quot;position:relative; overflow: hidden&quot; parent, IF that parent has &quot;z-index&quot; set"
   href="https://bugs.webkit.org/show_bug.cgi?id=160953">bug 160953</a>
              from <span class="vcard"><a class="email" href="mailto:matthew.rust&#64;workday.com" title="Matt Rust &lt;matthew.rust&#64;workday.com&gt;"> <span class="fn">Matt Rust</span></a>
</span></b>
        <pre>Bug is still present in Version 10.1

One thing I noticed is it seems to be a painting issue. Buttons contained in the fixed element are still clickable. Also, inspecting the area where the fixed element should be works correctly.

<a href="https://codepen.io/anon/pen/rybaeZ">https://codepen.io/anon/pen/rybaeZ</a></pre>
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