body {
  font-family: Arial, sans-serif;
  background-color: #0a0a0a;
  color: #ffffff;
  margin: 0;
  padding: 0;
}

header {
  background-color: #1a1a1a;
  padding: 20px;
  text-align: center;
}

main {
  padding: 20px;
  display: grid;
  gap: 20px;
}

#productos-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.producto {
  background-color: #222;
  padding: 15px;
  border-radius: 10px;
  text-align: center;
}

.producto img {
  width: 100%;
  border-radius: 10px;
}

button {
  background-color: #ff00ff;
  color: white;
  border: none;
  padding: 10px;
  cursor: pointer;
  margin-top: 10px;
  border-radius: 5px;
}

#carrito, #historial {
  background-color: #111;
  padding: 20px;
  border-radius: 10px;
}

.form-user {
  margin-bottom: 20px;
}

.img-producto {
  width: 100%;
  max-width: 250px;
  border-radius: 10px;
  margin-bottom: 10px;
  object-fit: cover;
  display: block;
  margin-left: auto;
  margin-right: auto;
}