.contenedor__videos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  justify-items: center;
}

@media (max-width: 768px) {
  .contenedor__curso {
    margin-top: 5rem !important;
    height: 26rem !important;
  }
}

.swiper-button-next,
.swiper-button-prev {
  position: absolute;
  top: var(--swiper-navigation-top-offset, 50%);
  width: auto;
  height: auto;
  margin-top: calc(0px - (var(--swiper-navigation-size) / 2));
  z-index: 10;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.8);
  border-radius: 100%;
}

.swiper-button-next:after,
.swiper-button-prev:after {
  font-family: swiper-icons;
  font-size: 15px;
  text-transform: none !important;
  letter-spacing: 0;
  font-variant: initial;
  line-height: 1;
  color: #fff;
}