header{
  height: 100px;
  div {
    height: inherit;
  }
}
#block-popsu-colloque-branding{
  position: relative;
  z-index: 999;
  & > a{
    display: block;
    height: 9rem;
    position: relative;
    img{
      width: auto;
      height: 100%;
      object-fit: contain;
    }
  }
}

#block-mainnavigation{
  border-left: 1px solid $color1;
  padding-bottom: 1rem;
  display: flex;
  align-items: flex-end;
  ul{
    li{
      padding: 0 1rem;
      border-right: 1px solid $col_black;
    }
  }
}