.promociones-contenedor{
  margin: 40px 0;
}

.promociones-titulo{
  margin-top: 30px;
}

.promociones-titulo h1{
  text-align: center;
  color: #0fa759;
}

.promociones-img{
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  text-align: center;
}

.promociones-img-uni{
  width: 420px;
  margin: 10px;
}

.promociones-img-uni img{
  width: 100%;
}

.promociones-img-uni p{
  text-align: center;
  font-size: 21px;
  font-weight: 700;
  border-top: #e0af60 3px solid;
  margin-top: 20px;
  padding-top: 10px;
}

.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease-in-out;
}

.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox img {
  max-width: 90%;
  max-height: 80%;
  border: 5px solid #fff;
  border-radius: 5px;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
}

.lightbox .close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 30px;
  color: white;
  cursor: pointer;
  background: transparent;
  border: none;
}

.lightbox .comment {
  margin-top: 20px;
  color: white;
  font-size: 18px;
  text-align: center;
  max-width: 80%;
  line-height: 1.5;
}

@media (max-width: 500px){
  .promociones-img-uni img{
    width: 300px;
    margin-bottom: 5px;
  }

  .promociones-titulo{
    margin-top: 50px;
  }

  .promociones-titulo h1{
    font-size: 40px;
  }

  .promociones-img-uni p{
    font-size: 19px;
  }
}