figureslibres.cc/user/themes/figureslibres/scss/theme/_item.scss

#item{
  .e-content{
    width: 50%;
    min-width: 500px;
    margin: 0 0 2rem 0;
    }
  .card-image{
    img:not(:last-of-type){
      margin-bottom: 1.5rem;
    }
  }
}

.other_projets{
  border-top: 1px solid black;
  display: flex;
  flex-wrap: wrap;
  margin-top: $margI;
  margin-bottom: $margI;
  h3{
    margin: 1rem 0 $marg 0;
    width: 100%;
  }
  .card{
    width: $Wi33;
    &:nth-child(-1n+3){
      margin-right: $marg;
    }
    .card-header{
      display: flex;
      flex-wrap: wrap;
      & > *{
        margin-right: $marg;
      }
    }
  }
}