body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f8f9fc;
    color: #333;
}

header {
    background: #1e73be;
    padding: 20px;
}

header h1 {
    color: white;
    margin: 0;
}

nav {
    text-align: center;
    margin-top: 10px;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

.section {
    max-width: 1100px;
    padding: 50px 20px;
    margin: auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.card h3 {
    color: #1e73be;
}

footer {
    background: #1e73be;
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 50px;
}