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