.btn:link,.btn:visited{text-transform:uppercase;text-decoration:none;color:#1b1b1b;padding:10px 30px;border:1px solid;border-radius:1000px;display:inline-block;transition:all .2s;position:relative}.btn:hover{transform:translateY(-5px);box-shadow:0 10px 20px rgba(27,27,27,.5)}.btn:active{transform:translateY(-3px)}.btn:after{content:"";display:inline-block;height:100%;width:100%;border-radius:100px;top:0;left:0;position:absolute;z-index:-1;transition:all .3s}.btn:hover:after{background-color:#0ef;transform:scaleX(1.4) scaleY(1.5);opacity:0}