body {
    font-family: Arial, sans-serif;
    background: #111;
    color: #ccc;
    margin: 0;
    padding: 0;
}
header {
    background: linear-gradient(to right, #003366, #00cccc);
    color: white;
    padding: 1em;
    text-align: center;
}
nav {
    background: #222;
    padding: 0.5em;
    text-align: center;
}
nav a {
    color: #00cccc;
    margin: 0 1em;
    text-decoration: none;
}
.cta-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #00cccc;
    color: #000;
    text-decoration: none;
    margin-top: 20px;
}
footer {
    background: #000;
    color: #888;
    text-align: center;
    padding: 1em;
    margin-top: 2em;
}
.logo {
    width: 100px;
}