.heading-anchor{text-decoration:none;margin-right:.3em;transition:opacity .2s}h1:hover .heading-anchor,h2:hover .heading-anchor,h3:hover .heading-anchor,h4:hover .heading-anchor{opacity:1}figure{margin:0;padding:0}figcaption{text-align:center;font-style:italic}.mr-auto{margin:0 auto}