body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  color: #333;
}
header {
  background: #c0392b;
  color: white;
  text-align: center;
  padding: 2rem 1rem;
}
header h1 {
  margin: 0;
}
.productos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  padding: 20px;
}
.producto {
  background: white;
  border-radius: 10px;
  padding: 15px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  text-align: center;
}
.producto img {
  max-width: 100%;
  height: auto;
  border-radius: 5px;
}
.precio {
  display: block;
  margin-top: 10px;
  font-size: 1.2rem;
  color: #e74c3c;
  font-weight: bold;
}
footer {
  background: #333;
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: 20px;
}
footer a {
  color: #1abc9c;
  text-decoration: none;
  font-weight: bold;
}
footer a.whatsapp {
  color: #25D366;
}