body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background: #f4f4f9;
  color: #333;
}

.header {
  background: #0a3d62;
  color: #fff;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header .nav a {
  color: #fff;
  margin-left: 1rem;
  text-decoration: none;
}

.hero {
  text-align: center;
  padding: 4rem 2rem;
  background: #3c40c6;
  color: #fff;
}

.hero .btn {
  background: #f7b731;
  color: #fff;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  border-radius: 5px;
  margin-top: 1rem;
  display: inline-block;
}

.features, .services, .about, .news, .contact, .news-subscribe {
  padding: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.features, .services {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.feature, .service {
  background: #fff;
  padding: 1.5rem;
  border-radius: 10px;
  flex: 1;
  min-width: 250px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

footer.footer {
  text-align: center;
  padding: 1rem;
  background: #0a3d62;
  color: #fff;
  margin-top: 2rem;
}

form input, form textarea, form button {
  display: block;
  width: 100%;
  margin: 0.5rem 0;
  padding: 0.75rem;
}

form button {
  background: #3c40c6;
  color: #fff;
  border: none;
  cursor: pointer;
}

form button:hover {
  background: #0a3d62;
}