styles.css

<title>styles.css</title>
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
}

header {
    background-color: #2d3e50;
    color: white;
    padding: 20px;
    text-align: center;
}

header nav ul {
    list-style-type: none;
    padding: 0;
}

header nav ul li {
    display: inline;
    margin: 0 15px;
}

header nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

section.intro {
    background-color: #fff;
    padding: 20px;
    text-align: center;
}

section.image-gallery {
    margin-top: 20px;
    text-align: center;
}

section.image-gallery img {
    margin: 10px;
    width: 300px;
    height: auto;
}

footer {
    background-color: #2d3e50;
    color: white;
    padding: 10px;
    text-align: center;
    position: fixed;
    bottom: 0;
    width: 100%;
}