body {
  background: #1b1b1b;
  color: #e0e0e0;
  font-family: Georgia, serif;
  margin: 0;
  padding: 2rem;
  line-height: 1.6;
}

header {
  text-align: center;
  margin-bottom: 2rem;
}

nav a {
  color: #bbb;
  margin: 0 1rem;
  text-decoration: none;
  font-size: 0.9rem;
}

nav a:hover {
  color: #fff;
}

.intro {
  max-width: 600px;
  margin: 2rem auto;
  font-size: 1.2rem;
  text-align: center;
  color: #bcbcbc;
}

.gallery-list {
  list-style: none;
  padding: 0;
  text-align: center;
}

.gallery-list li {
  margin: 1rem 0;
}

.grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.placeholder {
  background-color: #333;
  color: #777;
  width: 200px;
  height: 150px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-style: italic;
}

footer {
  text-align: center;
  margin-top: 4rem;
  font-size: 0.8rem;
  color: #555;
}