body {
    margin: 0;
    font-family: 'Arial', sans-serif;
    background-color: #f5f5f5;
    color: #333;
}

header {
    background-color: #293556;
    color: #fff;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo h1 {
    margin: 0;
    font-size: 1.5rem;
}

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

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    text-decoration: none;
    color: #fff;
    text-transform: uppercase;
    font-size: 1rem;
}

.urgent-quote {
    margin-top: 1rem;
}

.urgent-quote a {
    background-color: #ff0000;
    color: #fff;
    padding: 0.5rem 1rem;
    text-decoration: none;
    text-transform: uppercase;
    border-radius: 5px;
}

.urgent-quote a:hover {
    background-color: #cc0000;
}

.hero {
    background-image: url('https://www.desbarres-couverture.fr/savoir-faire/couverture-charpente/assets/images/hero-background.jpg');
    background-size: cover;
    background-position: center;
    padding: 4rem 2rem;
    text-align: center;
    color: #fff;
}

.hero h2 {
    font-size: 2.5rem;
    margin: 0;
    color: #000;
}

.content {
    padding: 2rem;
}

.image-container {
    text-align: center;
    margin-bottom: 2rem;
}

.image-container img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.text-block {
    background-color: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin: 0 auto 2rem auto;
    text-align: justify;
}

.contact-info {
    background-color: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 2rem auto;
}

.contact-info p {
    margin: 0.5rem 0;
}

.contact-info a {
    color: #333;
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

footer {
    background-color: #293556;
    color: #fff;
    text-align: center;
    padding: 1rem;
    position: fixed;
    bottom: 0;
    width: 100%;
}

@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 0.5rem 0;
    }

    .urgent-quote {
        margin-top: 1rem;
        text-align: center;
        width: 100%;
    }

    .hero {
        padding: 2rem 1rem;
    }

    .hero h2 {
        font-size: 1.5rem;
    }

    .contact-info, .text-block {
        padding: 1rem;
    }
}

.iframe-container {
    text-align: center;
    margin: 2rem auto;
}

.iframe-container iframe {
    width: 100%;
    max-width: 600px;
    height: 450px;
    border: 0;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}