.tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.tab {
  padding: 10px 15px;
  border: none;
  background: #ddd;
  cursor: pointer;
}

.tab.active {
  background: #333;
  color: white;
}

.contenido-tab {
  display: none;
}

.contenido-tab.active {
  display: block;
}