.acx-box{max-width:700px;margin:30px auto;padding:30px;background:#fff;border-radius:12px;box-shadow:0 4px 20px #ddd;font-family:Arial}
.acx-box input{padding:14px;width:70%;border:1px solid #ccc}
.acx-box button{padding:14px 25px;background:#222;color:#fff;border:0}
.acx-result{margin-top:25px;padding:20px;background:#f7f7f7;border-radius:10px}