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

.container {
    text-align: center;
    max-width: 600px;
    padding: 20px;
    background-color: #ffffff;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}