.m-presentation{
  margin: 2rem auto;
  width: 100%;
}

.m-carruselbottom__item {
  margin: 0 auto;
  width: 90%;
  max-width: 375px;
  height: auto;
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 2px;
  position: relative;
}

@media (min-width:768px) {
  .m-carruselbottom__item {
    max-width: 1180px;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr;
  }
}