@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fadeIn{animation:fadeIn .6s ease-out}.checkout{max-width:400px;margin:auto;text-align:center}.btn{background:#00a859;color:#fff;padding:10px 20px;border:none;border-radius:5px;cursor:pointer}.qr-box{margin-top:20px}