body {
    font-family: 'Arial', sans-serif;
max-width:1250px;
margin-right: auto;
margin-left : auto;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background: url('header-bg.jpg') no-repeat center center/cover;
    color: #fff;
    text-align: center;
    padding: 50px 0;
}

header .logo {
    display: flex;
    flex-direction: column;
    align-items: center;
}

header .logo img {
    width: 100px;
    height: auto;
}

header h1 {
    margin: 20px 0 0;
    font-size: 2.5em;
}

nav ul {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0 10px;
}

nav ul li a {
    text-decoration: none;
    color: #fff;
    padding: 10px 20px;
    background-color: rgba(0, 0, 0, 0.6);
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

nav ul li a:hover {
    background-color: rgba(0, 0, 0, 0.8);
}

.hamburger-menu {
    display: none;
    background: none;
    border: none;
    font-size: 2em;
    color: #fff;
    cursor: pointer;
    margin-right: 20px;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
}

.content-item {
    background: #fff;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.content-item img {
    max-width: 100%;
    display: block;
    margin-bottom: 10px;
}

.content-item:hover {
    transform: scale(1.05);
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 20px 0;
}

footer nav {
    list-style: none;
    padding: 10px;
    display: flex;
    flex-direction: column;
    margin: 10px;
}

footer nav ul li {
    margin: 10px 0;
}

footer nav ul li ul {
    list-style: none;
    padding: 0;
    margin: 5px 0;
}

footer nav ul li ul li {
    margin: 5px 0;
}

footer nav ul li a {
    text-decoration: none;
    color: #fff;
    font-size: 12px;
}

footer p {
    margin: 10px 0 0;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
    }

    .nav-links.active li {
        margin-bottom: 20px;
    }

    .hamburger-menu {
        display: block;
    }

    nav ul {
        flex-direction: column;
    }

    header {
        padding: 30px 0;
    }

    header h1 {
        font-size: 2em;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }
}