.header-link{position:absolute;right:-1em;top:-2em;opacity:0;font-size:0.8em;-webkit-transition:opacity 0.2s ease-in-out 0.1s;-moz-transition:opacity 0.2s ease-in-out 0.1s;-ms-transition:opacity 0.2s ease-in-out 0.1s}h2:hover .header-link,h3:hover .header-link,h4:hover .header-link,h5:hover .header-link,h6:hover .header-link{opacity:1}h2:before,h3:before,h4:before,h5:before{content:"";display:block;margin-top:-108px;padding-bottom:108px;visibility:hidden}a.edit-on-gh{position:absolute;left:0;top:0;display:block;padding:4px 16px;background-color:#AA0000;color:#fff}a.edit-on-gh:hover{color:#fff}