<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Verification Code</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            line-height: 1.6;
            color: #333333;
            margin: 0;
            padding: 0;
        }
        .container {
            max-width: 600px;
            margin: 0 auto;
            padding: 20px;
        }
        .header {
            text-align: center;
            padding: 20px 0;
        }
        .code-box {
            background-color: #f8f8f8;
            padding: 20px;
            text-align: center;
            margin: 20px 0;
            border-radius: 5px;
        }
        .verification-code {
            font-size: 32px;
            font-weight: bold;
            letter-spacing: 5px;
            color: #2b2b2b;
        }
        .footer {
            font-size: 12px;
            color: #666666;
            text-align: center;
            margin-top: 30px;
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="header">
            <h2>WANFI Verification Code</h2>
        </div>
        
        <p>Dear User,</p>
        
        <p>Thank you for using our service. Your verification code is:</p>
        
        <div class="code-box">
            <div class="verification-code"> <span th:text="${verificationCode}"></span> </div>
        </div>
        
        <p>This code will expire in <span th:text="${expirationTime}">10</span> minutes. Please do not share this code with anyone.</p>
        
        <p>If you didn't request this code, please ignore this email.</p>
        
        <p>Best regards,<br>
        Your Company Name</p>
        
        <div class="footer">
            <p>This is an automated message, please do not reply to this email.</p>
            <p>&copy; 2024 Your Company Name. All rights reserved.</p>
        </div>
    </div>
</body>
</html>