body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-image: url('images/ecran-accuille.jpg'); 
    background-size: 1220px 687px ; 
    background-attachment: fixed;
    background-repeat: no-repeat; 
    background-position: center center; 
}

.black-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.navbar {
    background-color: #333;
    overflow: hidden;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 9999;
}

.navbar .logo {
    float: left;
    padding: 20px 10px;
}

.navbar .logo h2 {
    margin: 0;
    color: #fff;
}

.navbar .menu {
    float: right;
}

.navbar .menu ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

.navbar .menu ul li {
    float: left;
}

.navbar .menu ul li a {
    display: block;
    padding: 20px 15px;
    color: #fff;
    text-decoration: none;
}

.content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 120px 20px 20px;
    color: #fff; 
}
 
h1 {
    font-size: 36px;
    color: #1e5a8a; 
}

p {
    font-size: 18px;
    line-height: 1.6;
}

.image-container {
    position: relative;
    margin-bottom: 30px;
}

.image-bottom-left {
    max-width: 200px; 
}

.image-bottom-right {
    max-width: 200px; 
}

.image-info {
    font-size: 18px;
    line-height: 1.6;
    margin-top: 10px; 
    color: #fff; 
}