<style>
    body {
        margin: 0;
        font-family: Arial, sans-serif;
        background: #f4f4f4;
    }

    /* Popup Background */
    .popup-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.6);
        display: flex;
        justify-content: center;
        align-items: center;
        z-index: 9999;
    }

    /* Popup Box */
    .popup-box {
        background: #ffffff;
        width: 90%;
        max-width: 500px;
        padding: 35px;
        border-radius: 15px;
        text-align: center;
        box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        position: relative;
        animation: fadeIn 0.5s ease;
    }

    .popup-box h2 {
        color: #2c3e50;
        font-size: 28px;
        margin-bottom: 20px;
        line-height: 1.4;
    }

    .popup-box p {
        font-size: 24px;
        color: #e74c3c;
        font-weight: bold;
        margin: 10px 0;
    }

    /* Close Button */
    .close-btn {
        position: absolute;
        top: 15px;
        right: 20px;
        font-size: 28px;
        color: #555;
        cursor: pointer;
        font-weight: bold;
    }

    .close-btn:hover {
        color: #000;
    }

    @keyframes fadeIn {
        from {
            transform: scale(0.8);
            opacity: 0;
        }
        to {
            transform: scale(1);
            opacity: 1;
        }
    }
</style>