* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    background-color: #f9f9f9; /* Couleur de fond modifiée */
}
.banner {
    background: url('banner-image.jpg') no-repeat center center/cover;
    width: 100%;
    height: 200px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.banner-title-container {
    background-color: rgba(0, 0, 0, 0.7); /* Pavé noir avec transparence */
    padding: 10px 20px;
    border-radius: 5px;
    text-align: center;
}
.banner-title {
    color: white;
    font-size: 2.5em;
    animation: blink 1s infinite;
    margin-bottom: 5px;
}
.banner-phone {
    color: white;
    font-size: 1.2em;
    font-weight: bold;
}

/* Effet de clignotement */
@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0;
    }
}

.container {
    padding: 20px;
    max-width: 1200px;
    margin: auto;
}
nav {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
}
nav a {
    color: #fff;
    margin: 0 15px;
    text-decoration: none;
}
footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 10px 0;
}
.bottom-banner {
    background: url('bottom-banner-image.jpg') no-repeat center center/cover;
    width: 100%;
    height: 150px;
}

@media (max-width: 768px) {
    .banner {
        height: 150px;
    }
    .banner-title {
        font-size: 2em;
    }
    .banner-phone {
        font-size: 1em;
    }
    .bottom-banner {
        height: 100px;
    }
}