html {
    font-size: 16px;
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #ffffff;
    color: #333;
    line-height: 1.6;
}

header {
    background: #003366;
    color: white;
    padding: 1.5rem 0;
}

header .container {
    width: 90%;
    margin: 0 auto;
    text-align: center;
}

nav {
    background-color: #0077cc; /* szép középkék háttér */
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

nav ul li {
    margin: 0 1.5rem;
}

nav ul li a {
    color: #ffffff; /* fehér szöveg */
    text-decoration: none;
    font-weight: bold;
    font-size: 1.2rem;
    padding: 15px 10px;
    display: block;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #ffcc00; /* sárgás hover szín, jól látható a kéken */
}


h1 {
    font-size: 3.5rem;
    margin: 0;
}

h2 {
    font-size: 2.5rem;
    margin-top: 2rem;
}

main {
    width: 90%;
    margin: 2rem auto;
}

section {
    margin-bottom: 4rem;
}

.banner-image {
    width: 70%;
    height: auto;
    margin: 2rem auto;
    display: block;
}

footer {
    background: #222;
    color: #ccc;
    text-align: center;
    padding: 1rem;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }

    nav ul {
        flex-direction: column;
    }

    nav ul li {
        margin: 1rem 0;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }
}