/* Mise en page générale */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background-color: #3498db;
    color: #fff;
    padding: 20px;
    text-align: center;
}

header h1 {
    font-size: 24px;
    margin-bottom: 10px;
}

header p {
    font-size: 16px;
}

nav ul {
    list-style: none;
    text-align: center;
    background-color: #2980b9;
    margin: 0;
    padding: 10px 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: #ecf0f1;
    text-decoration: none;
    font-size: 18px;
}

nav ul li a:hover {
    text-decoration: underline;
}

.main {
    padding: 20px;
}

.page-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.page-content img {
    width: 100%;
    height: auto;
    margin-top: 20px;
    border-radius: 8px;
}

footer {
    background-color: #3498db;
    color: #fff;
    text-align: center;
    padding: 10px;
    margin-top: 20px;
}

/* Animation du téléphone qui clignote */
.phone {
    animation: blink 1.5s infinite;
}

@keyframes blink {
    0% { opacity: 1; }
    50% { opacity: 0; }
    100% { opacity: 1; }
}

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