body {
  margin: 0;
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.hero {
  height: 100vh;
  background-image: url("https://picsum.photos/1600/900?random=1");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;

  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;

  color: white;
  text-align: center;
  text-shadow: 0 2px 5px rgba(0,0,0,0.6);
}

.hero h1 {
  font-size: 3em;
  margin: 0;
}

.content {
  padding: 60px 20px;
  max-width: 900px;
  margin: auto;
}

.content h2 {
  margin-top: 0;
}

.parallax {
  height: 60vh;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.parallax-1 {
  background-image: url("https://picsum.photos/1600/900?random=2");
}

.parallax-2 {
  background-image: url("https://picsum.photos/1600/900?random=3");
}

.parallax-3 {
  background-image: url("https://picsum.photos/1600/900?random=4");
}

footer {
  background: #222;
  color: white;
  text-align: center;
  padding: 20px;
}