body {
    font-family: sans-serif;
    margin: 0;
    padding: 0;
}

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

nav ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #333;
}

nav li {
  float: left;
}

nav li a {
  display: block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

nav li a:hover {
  background-color: #111;
}

.gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 1rem;
}

.project-card {
    width: 200px;
    text-align: center;
}

.project-card img {
    max-width: 100%;
    height: auto;
}