body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #f4f4f4;
}

header {
    background: #000;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

header h1 {
    margin: 0;
}

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

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

nav ul li a {
    color: #fff;
    text-decoration: none;
}

section {
    padding: 20px;
    margin: 0 auto;
    max-width: 800px;
}

.project-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.project-gallery img {
    width: 100%;
    max-width: 250px;
    height: auto;
}

footer {
    background: #000;
    color: #fff;
    text-align: center;
    padding: 10px 0;
    position: fixed;
    width: 100%;
    bottom: 0;
}