.post-navigation .nav-previous a .nav-arrow{background-color:rgba(128,128,128,.05);border:1px solid rgba(128,128,128,.1)}.post-navigation .nav-previous a .nav-arrow:after{top:0;opacity:1}.post-navigation .nav-next a .nav-arrow{background-color:rgba(128,128,128,.05);border:1px solid rgba(128,128,128,.1)}.post-navigation .nav-next a .nav-arrow:after{top:0;opacity:1}