* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  line-height: 1.6;
  background-color: #f4f4f4;
  color: #333;
}

header {
  background-color: #254D4D;
  padding: 1rem 0;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
  padding: 0.5rem 1rem;
  transition: background-color 0.3s ease;
}

nav a:hover {
  background-color: #303f9f;
  border-radius: 4px;
}

.banner {
  background-image: url('https://agenciaviagemdossonhos.com.br/wp-content/uploads/2022/12/hallstatt-2374936_1280.jpg');
  background-size: cover;
  background-position: center;
  height: 60vh;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  text-shadow: 2px 2px 4px #000;
}

.banner h1 {
  font-size: 2.5rem;
  background-color: rgba(0, 0, 0, 0.4);
  padding: 1rem;
  border-radius: 8px;
}

main section {
  padding: 2rem;
  background-color: white;
  margin: 1rem auto;
  max-width: 800px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

footer {
  background-color: #254D4D;
  color: white;
  text-align: center;
  padding: 1rem 0;
}

footer a {
  color: #ffeb3b;
  display: block;
  margin-top: 0.5rem;
  text-decoration: none;
  transition: color 0.3s;
}

footer a:hover {
  color: #fff176;
}