body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    background: linear-gradient(to right, #2c3e50, #3498db);
    color: #fff;
    text-align: center;
}

.centered {
    margin-top: 150px;
}

.package-card, input, button {
    font-size: 1rem;
}

a {
    color: #f39c12;
    text-decoration: none;
}