@media (min-width: 768px) {
  .bd-placeholder-img-lg {
    font-size: 3.5rem;
  }
  body {
    padding-top: 120px;
  }

}
@media (max-width: 768px) {
  body {
    padding-top: 80px;
  }
}
.navbar {
  margin-bottom: 20px;
}

#NavbarHaut {background:#005757;}