.heading-permalink{float:left;padding-right:4px;margin-left:-20px;line-height:1.4;text-decoration:none}.heading-permalink:before{content:"";position:absolute;display:block;top:0;right:0;bottom:0;left:0;width:100%}.heading-permalink{visibility:hidden}h1,h2,h3,h4,h5,h6{position:relative;display:inline-block}h1:hover .heading-permalink,h2:hover .heading-permalink,h3:hover .heading-permalink,h4:hover .heading-permalink,h5:hover .heading-permalink,h6:hover .heading-permalink{visibility:visible}