/* Stylizacja ogólna */
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

header {
    background-color: #004080;
    color: white;
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 4px 2px -2px gray;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
}

header h2 {
    margin: 5px 0 0;
    font-size: 1.7em;
}

header h3 {
    margin: 5px 0 0;
    font-size: 1.2em;
}

nav {
    background-color: #003366;
    color: white;
    padding: 10px 0;
    box-shadow: 0 4px 2px -2px gray;
}

nav ul {
    list-style: none;
    padding: 0;
    text-align: center;
    margin: 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
}

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

main {
    padding: 20px;
}

section {
    background-color: white;
    margin: 20px auto;
    padding: 20px;
    border-radius: 8px;
    max-width: 980px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

section h3 {
    font-size: 1.5em;
    margin-top: 0;
    color: #004080;
}

section p {
    font-size: 1.1em;
    line-height: 1.8;
}

section a {
    color: #004080;
    text-decoration: none;
}

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

iframe {
    margin-top: 20px;
    border: none;
}

footer {
    background-color: #003366;
    color: white;
    text-align: center;
    padding: 10px 0;
    position: relative;
    bottom: 0;
    width: 100%;
}

footer p {
    margin: 0;
}

@media (max-width: 600px) {
    nav ul li {
        display: block;
        margin: 10px 0;
    }
    
    iframe {
        width: 100%;
        height: 300px;
    }
}

.button {
    display: inline-block;
    padding: 10px 20px;
    font-size: 1.2em;
    color: #fff;
    background-color: #004080;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.button:hover {
    background-color: #003366;
}
.responsive-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 20px 0;
}

.button {
    margin-right: 10px;
}

/* Aby usunąć margines z ostatniego przycisku */
.button:last-child {
    margin-right: 0;
}