body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f7f8fa;
    color: #333;
}

header {
    background: #111827;
    color: white;
    text-align: center;
    padding: 60px 20px;
}

section {
    max-width: 1000px;
    margin: auto;
    padding: 50px 20px;
}

.feature-box {
    background: white;
    margin: 15px 0;
    padding: 20px;
    border-radius: 10px;
}

footer {
    background: #111827;
    color: white;
    text-align: center;
    padding: 20px;
}

a {
    color: #2563eb;
    text-decoration: none;
}