body {
            font-family: Arial, sans-serif;
            background-color: #f8f9fa;
            color: #333;
            margin: 0;
            padding: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
        }

        .container {
            text-align: center;
            background-color: white;
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
            max-width: 600px;
            width: 100%;
        }

        h1 {
            color: #2c3e50;
            font-size: 2.5rem;
            margin-bottom: 20px;
        }

        p {
            font-size: 1.1rem;
            margin-bottom: 30px;
        }

        .subscribe-form {
            display: flex;
            justify-content: center;
            margin-top: 20px;
        }

        .subscribe-form input[type="email"] {
            padding: 10px;
            font-size: 1rem;
            border: 2px solid #3498db;
            border-radius: 5px 0 0 5px;
            outline: none;
        }

        .subscribe-form button {
            padding: 10px 20px;
            font-size: 1rem;
            background-color: #3498db;
            color: white;
            border: none;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
        }

        .subscribe-form button:hover {
            background-color: #2980b9;
        }

        .contact-info {
            margin-top: 30px;
        }

        .contact-info a {
            color: #3498db;
            text-decoration: none;
        }

        .contact-info a:hover {
            text-decoration: underline;
        }

        .back-btn {
            display: inline-block;
            margin-top: 30px;
            padding: 10px 20px;
            background-color: #95a5a6;
            color: white;
            text-decoration: none;
            border-radius: 5px;
        }

        .back-btn:hover {
            background-color: #7f8c8d;
        }