.block-img-txt {
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.block-img-txt .offset {
  width: 100%;
}
.block-img-txt .offset .contenu:not(:first-child) {
  margin-top: 3rem;
}
.block-img-txt .offset .contenu .txt-before-title {
  margin-bottom: 3rem;
}
@media (min-width: 992px) {
  .block-img-txt {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }
  .block-img-txt .offset {
    width: 80%;
  }
  .block-img-txt img.full {
    object-position: center;
    object-fit: cover;
  }
  .block-img-txt .contenu:not(:first-child) {
    margin-top: 8rem !important;
  }
  .block-img-txt .contenu .txt-before-title {
    margin-bottom: 8rem;
  }
}
@media (min-width: 1200px) {
  .block-img-txt img.full {
    max-width: 50vw;
    width: 50vw;
    max-height: 900px;
    height: 100vh;
    object-position: center;
    object-fit: cover;
  }
}