body {
  font-family: Arial, sans-serif;
  margin: 0;
  scroll-behavior: smooth;
}

header {
  background: #1a1a1a;
  color: #fff;
  padding: 10px 20px;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav h1 {
  font-size: 20px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 15px;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
}

section {
  padding: 80px 20px;
  min-height: 100vh;
}

.hero {
  background: url('gallery/fundo site') no-repeat center center;
  background-size: cover;
  color: #fff;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

form {
  display: flex;
  flex-direction: column;
  max-width: 400px;
}

form input, form textarea, form button {
  margin: 5px 0;
  padding: 10px;
}

form button {
  background: #1a1a1a;
  color: #fff;
  border: none;
  cursor: pointer;
}

footer {
  background: #1a1a1a;
  color: #fff;
  text-align: center;
  padding: 10px;
}