body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f4f6f9;
}

header {
    background: #0a3d62;
    color: white;
    text-align: center;
    padding: 30px 10px;
}

nav {
    background: #1e5f8a;
    text-align: center;
    padding: 10px;
}

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

.hero {
    text-align: center;
    padding: 60px 20px;
    background: white;
}

.hero h2 {
    font-size: 32px;
}

.hero button {
    padding: 12px 25px;
    font-size: 16px;
    background: #0a3d62;
    color: white;
    border: none;
    cursor: pointer;
}

.features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    padding: 40px 20px;
}

.card {
    background: white;
    padding: 20px;
    margin: 15px;
    width: 250px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    border-radius: 8px;
    text-align: center;
}

.contact {
    background: white;
    text-align: center;
    padding: 40px 20px;
}

footer {
    background: #0a3d62;
    color: white;
    text-align: center;
    padding: 15px;
}