body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    text-align: center;
    padding: 50px;
    margin: 0;
}

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

h1 {
    color: #2c3e50;
    font-size: 24px;
}

button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.3s;
    display: block;
    width: 100%;
    margin-top: 20px;
}

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