body {
  margin: 0;
  font-family: sans-serif;
  background-color: #0b0f16;
  color: white;
}
header {
  text-align: center;
  position: relative;
}
.portada {
  width: 100%;
  max-height: 300px;
  object-fit: cover;
}
.logo-container {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
}
.logo {
  width: 150px;
}
.contacto {
  position: absolute;
  top: 20px;
  right: 20px;
  text-align: right;
}
nav {
  margin-top: 10px;
}
nav a {
  color: white;
  text-decoration: none;
  margin: 0 15px;
  font-weight: bold;
}
main {
  padding: 20px;
}
h2 {
  text-align: center;
}
.productos-grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}
.producto {
  text-align: center;
}
.producto img {
  width: 200px;
  height: 200px;
  object-fit: cover;
}