body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background: #f4f4f4;
    color: #333;
}

.intro {
    text-align: center;
    padding: 100px 20px;
    background: linear-gradient(to right, #4facfe, #00f2fe);
    color: white;
}

.intro h1 {
    font-size: 3em;
    margin-bottom: 0.5em;
}

.intro p {
    font-size: 1.2em;
    max-width: 600px;
    margin: 0 auto 1.5em;
}

.button {
    display: inline-block;
    padding: 12px 24px;
    background: white;
    color: #00c6ff;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
}

footer {
    text-align: center;
    padding: 40px 20px;
    background: #222;
    color: #aaa;
}

footer a {
    color: #00c6ff;
    text-decoration: none;
}