act">
   <h2 class="no-num no-toc no-ref heading settled" id="abstract"><span class="content">Abstract</span></h2>
   <p>Testing that 'Tracking Vector Image:none' reverts to the normal SVG.</p>
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  <nav data-fill-with="table-of-contents" id="toc">
   <h2 class="no-num no-toc no-ref" id="contents">Table of Contents</h2>
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  <main>
   <p>Here’s some text.</p>
   <p><a class="tracking-vector" href="https://infra.spec.whatwg.org/#tracking-vector" style="col