/* Estilos base */
body {
  font-family: Arial, sans-serif;
  margin: 0;
  background-color: #f4f4f9;
  color: #333;
}

/* Encabezado */
header {
  background-color: #004aad;
  color: white;
  text-align: center;
  padding: 1.5em 0;
}

h1 {
  margin: 0;
  font-size: 2em;
}

h2 {
  color: #004aad;
  margin-top: 20px;
}

section {
  background-color: white;
  padding: 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

/* Tablas */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

th, td {
  border: 1px solid black;
  padding: 10px;
  text-align: left;
}

th {
  background-color: #cde3ff;
}

/* Imagen */
figure {
  text-align: center;
}

figcaption {
  margin-top: 5px;
  font-style: italic;
  color: #555;
}

/* Botón */
button {
  background-color: #ff7b00;
  color: white;
  border: none;
  padding: 10px 18px;
  border-radius: 6px;
  cursor: pointer;
  margin-top: 10px;
}

/* Pie de página */
footer {
  text-align: center;
  background-color: #002f6c;
  color: white;
  padding: 15px 0;
}

/* Navegación */
nav {
  background-color: #e6efff;
  padding: 10px 0;
  text-align: center;
}

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

nav ul li {
  display: inline;
  margin: 0 15px;
}

nav a {
  text-decoration: none;
  color: #004aad;
  font-weight: bold;
}

nav a:hover {
  text-decoration: underline;
}