.sticky-nav{position:fixed;top:0;width:100%;background:#fff}#cta-button:before{content:"";position:absolute;background:#2e2c7e;border-radius:8px;bottom:0;left:0;right:0;top:100%;z-index:-1;transition:top .2s ease-in}#cta-button:hover:before{top:0;border-radius:8px}