.pakmega-success-msg{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:#27ae60;color:#fff;padding:16px 28px;border-radius:8px;font-size:18px;z-index:999999;display:none;box-shadow:0 6px 18px rgba(0,0,0,0.12);text-align:center;}