body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

header {
    background-color: #333;
    color: white;
    padding: 1rem;
    text-align: center;
}

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

header nav ul li {
    display: inline;
    margin: 0 1rem;
}

header nav ul li a {
    color: white;
    text-decoration: none;
}

section {
    padding: 2rem;
    text-align: center;
}

#portfolio .gallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

#portfolio .gallery img {
    max-width: 200px;
    height: auto;
    border-radius: 5px;
}

form {
    display: flex;
    flex-direction: column;
    max-width: 400px;
    margin: 0 auto;
}

form label {
    margin-top: 1rem;
    text-align: left;
}

form input, form textarea {
    padding: 0.5rem;
    margin-top: 0.5rem;
}

form button {
    margin-top: 1rem;
    padding: 0.5rem;
    background-color: #333;
    color: white;
    border: none;
    cursor: pointer;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1rem;
    position: fixed;
    width: 100%;
    bottom: 0;
}