body {
    background-color: #f9f9f9;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #111;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 700px;
    margin: 15% auto;
    padding: 0 20px;
    text-align: center;
}

h1 {
    font-size: 3rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.tagline {
    font-size: 1.25rem;
    color: #555;
    margin-bottom: 2rem;
}

.footer {
    font-size: 0.9rem;
    color: #aaa;
}