body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f4f4f4;
}

header, section, footer {
  padding: 20px;
  margin: 10px;
  background: white;
  border-radius: 8px;
}

header {
  background: #0077cc;
  color: white;
  text-align: center;
}

.producto img {
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 10px;
}

.producto {
  border: 1px solid #ccc;
  padding: 10px;
  margin-bottom: 10px;
}

button {
  background: #28a745;
  color: white;
  border: none;
  padding: 8px 12px;
  cursor: pointer;
  border-radius: 4px;
}

button:hover {
  background: #218838;
}