body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}
#backgroundOverlay {
    background-color: rgba(0, 0, 0, 0.5); /* Couleur de l'overlay avec transparence */
    opacity: 0.7; /* Niveau de transparence */
    transition: background-image 1s ease-in-out, opacity 1s ease-in-out; /* Transition douce */
}

#home {
    position: relative;
    z-index: 1; /* Assure que le contenu est au-dessus de l'overlay */
}

#languageSelector {
    margin: 10px;
    text-align: center;
}

nav {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
}

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

nav ul li {
    display: inline-block;
    margin-right: 10px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    padding: 8px 15px;
}

nav ul li a:hover {
    background-color: #575757;
    border-radius: 4px;
}

section {
    padding: 20px;
}

#home {
    background-color: #f1f1f1;
}

#mentions {
    background-color: #e9e9e9;
}

#help {
    background-color: #d9d9d9;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 10px 0;
    position: fixed;
    bottom: 0;
    width: 100%;
}

audio {
    width: 100%;
    margin-top: 10px;
}

/* Responsive Styles */
@media (max-width: 768px) {
    nav ul li {
        display: block;
        margin-bottom: 10px;
    }

    nav ul li a {
        display: block;
        padding: 10px;
    }

    footer {
        position: static;
        padding: 20px;
    }

    #languageSelector {
        text-align: left;
        padding: 0 10px;
    }
}

@media (max-width: 480px) {
    h1, h2 {
        font-size: 1.5em;
    }

    p, label {
        font-size: 1em;
    }

    nav ul li {
        text-align: center;
    }
}