#formation .content {
  background-color: #417f9e;
}
#formation .image {
  background-image: url('../img/backgrounds/formation.jpg');
}
#formation .image .divider {
  border-left: 15vw solid #417f9e;
}
img#II {
  height: auto;
  width: 150px;
}
img#GT2 {
  height: auto;
  width: 150px;
}
img#VL2 {
  height: auto;
  width: 200px;
}
@media (max-width: 768px) {
  #formation::after {
    border-top: 7.5vw solid #417f9e;
  }
  #formation .content .background .image .divider {
    border-bottom: 7.5vw solid #417f9e;
  }
}