github.com/lyeb/hugo@v0.47.1/docs/themes/gohugoioTheme/src/css/_anchorforid.css (about)

     1  
     2  .header-link:after {
     3    position: relative;
     4    left: 0.5em;
     5    opacity: 0;
     6    font-size: 0.8em;
     7    -moz-transition: opacity 0.2s ease-in-out 0.1s;
     8    -ms-transition: opacity 0.2s ease-in-out 0.1s;
     9  }
    10  h2:hover .header-link,
    11  h3:hover .header-link,
    12  h4:hover .header-link,
    13  h5:hover .header-link,
    14  h6:hover .header-link {
    15    opacity: 1;
    16  }