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

/* Geral */
body {
  font-family: Arial, sans-serif;
  background: #f5f5f5;
  color: #333;
  text-align: center;   /* Centraliza todo o conteúdo */
  padding: 20px;
}

/* Cabeçalho */
header {
  background: #4CAF50;
  color: white;
  padding: 20px;
  border-radius: 10px;
  margin-bottom: 20px;
}

header h1 {
  font-size: 2rem;
}

.menu {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 10px;
}

.menu a {
  text-decoration: none;
  color: white;
  font-weight: bold;
}

.menu a:hover {
  text-decoration: underline;
}

/* Sessões */
section {
  margin: 20px 0;
}

ul {
  list-style: none;
  padding: 0;
}

ul li {
  margin: 5px 0;
}

/* Formulário */
form {
  margin-top: 15px;
}

input, button {
  padding: 8px;
  margin-top: 5px;
}

button {
  background: #4CAF50;
  color: white;
  border: none;
  cursor: pointer;
  border-radius: 5px;
}

button:hover {
  background: #45a049;
}

/* Rodapé */
footer {
  margin-top: 30px;
  font-size: 0.9rem;
  color: #666;
}

/* Responsividade */
@media (max-width: 600px) {
  .menu {
    flex-direction: column;
  }
}