body {
  font-family: "Open Sans", sans-serif;
  margin: 0;
  background-color: #fafafa;
  color: #333;
}

header {
  background-color: #136f63;
  color: #fff;
  text-align: center;
  padding: 1rem 0;
}

nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

nav li {
  margin: 0 10px;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
}

nav a.active, nav a:hover {
  text-decoration: underline;
  color: #ffcc00;
}

.hero {
  background: #136f63;
  color: white;
  text-align: center;
  padding: 100px 20px;
}

section {
  padding: 20px;
  max-width: 900px;
  margin: auto;
}

img {
  width: 100%;
  border-radius: 8px;
  margin-top: 10px;
}

.gallery-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
}

form {
  display: flex;
  flex-direction: column;
  max-width: 600px;
  margin: auto;
}

input, select, textarea {
  margin-bottom: 15px;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

button {
  background-color: #136f63;
  color: white;
  padding: 10px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background-color: #0f5c52;
}

footer {
  background-color: #333;
  color: white;
  text-align: center;
  padding: 15px;
  margin-top: 30px;
}

@media (max-width: 600px) {
  nav ul {
    flex-direction: column;
  }
  .hero {
    padding: 50px 10px;
  }
}