body {
    background: #f5f5f5;
    font-family: Arial, sans-serif;
}

.box {
    max-width: 500px;
    margin: 80px auto;
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 10px #ccc;
}

button {
    margin-top: 20px;
    padding: 10px 20px;
    font-size: 16px;
}

.links {
    margin-top: 20px;
    font-size: 14px;
    text-align: center;
}