.heading-anchor{opacity:.25;color:inherit;margin-left:.35em;font-size:.85em;font-weight:400;text-decoration:none;transition:opacity .15s}h1:hover .heading-anchor,h2:hover .heading-anchor,h3:hover .heading-anchor,h4:hover .heading-anchor,h5:hover .heading-anchor,h6:hover .heading-anchor{opacity:1}