.card {
  border: none;
  border-radius: 15px;
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}
.background-section {
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
    url("../img/nosotros.jpg") center/cover no-repeat;
  border-radius: 10px;
  box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
  padding: 2rem;
  color: white;
}