body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #fff8e1;
    color: #333;
}

header, footer {
    position: fixed;
    width: 100%;
    left: 0;
    z-index: 1000;
}

header {
    top: 0;
    background-color: #fdd835;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

header img {
    height: 50px;
}

.menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

nav ul li {
    position: relative;
}

nav ul li a {
    display: block;
    padding: 10px 15px;
    text-decoration: none;
    color: #333;
}

nav ul li ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fffde7;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

nav ul li:hover ul {
    display: block;
}

main {
    padding: 120px 20px 100px;
}

footer {
    bottom: 0;
    background-color: #ffffff;
    padding: 10px 20px;
    text-align: center;
}

footer img {
    height: 30px;
    margin: 0 5px;
}

footer .contact a {
    text-decoration: none;
    color: #333;
    margin: 0 5px;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    nav ul {
        display: none;
        flex-direction: column;
        background-color: #fdd835;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
    }

    nav ul li {
        width: 100%;
    }

    nav ul li ul {
        position: static;
        box-shadow: none;
    }

    nav.active ul {
        display: flex;
    }
}