* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: Arial, sans-serif;
  line-height: 1.6;
  background: #fff;
  color: #111;
}
.container {
  width: 90%;
  max-width: 960px;
  margin: auto;
}
header {
  background-size: cover;
  background-position: center;
  color: white;
  text-align: center;
  padding: 4rem 1rem;
}
header h1 {
  font-size: 2.5rem;
  margin: 0;
}
header p {
  font-size: 1.25rem;
  margin: 0.5rem 0 0;
}
section {
  padding: 2rem 0;
}
ul {
  list-style: disc;
  padding-left: 1.5rem;
}
blockquote {
  background: #e9f5ff;
  border-left: 5px solid #0077cc;
  margin: 1rem 0;
  padding: 1rem;
}
footer {
  background: #222;
  color: white;
  text-align: center;
  padding: 1rem 0;
  font-size: 0.9rem;
}
a {
  color: #0077cc;
  text-decoration: none;
}
.gallery-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}
.gallery-grid img {
  width: 280px;
  max-width: 100%;
  border: 2px solid #ccc;
  border-radius: 6px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
@media screen and (max-width: 600px) {
  header h1 {
    font-size: 1.75rem;
  }
  header p {
    font-size: 1rem;
  }
}