body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #f3f4f6, #d1d5db);
    text-align: center;
    padding: 50px;
}

.container {
    max-width: 600px;
    margin: auto;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #333;
}

p {
    color: #666;
}

.button {
    display: inline-block;
    padding: 10px 20px;
    margin-top: 20px;
    color: white;
    background-color: #4CAF50;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

.button:hover {
    background-color: #45a049;
}