@media (min-width: 320px) {
  .mobile {
    display: block;
  }
  .desktop {
    display: none;
  }

  div.container-white-red-mobile {
    width: 100%;
  }
  div.container-mobile {
    width: 100%;
  }
  div.row-mobile-container {
    display: flex;
    flex-direction: column;
  }
  div.row-mobile {
    width: 100%;
    padding: 20px;
    padding-bottom: 0px;
  }
  div.row-mobile > p {
    text-align: justify;
    margin-bottom: 20px;
  }
  div.row-mobile > h2 {
    text-align: center;
  }
  div.row-mobile > div.img-mobile {
    display: flex;
    justify-content: center;
  }
}

@media (min-width: 768px) {
  #main {
    margin-top: -70px;
  }
  #footer .col-info {
    padding-right: 180px;
  }
  .navbar-toggle {
    margin-top: 20px;
  }
}
@media (min-width: 992px) {
  .mobile {
    display: none;
  }
  .desktop {
    display: block;
  }
  .container-dark-white .col-left {
    min-height: 649px;
  }

  #footer {
    padding-top: 60px;
    padding-bottom: 60px;
  }
  #footer .col-info {
    padding-right: 80px;
  }
  #footer .col-info img {
    width: 48%;
  }
  #footer h2 {
    margin-top: 0;
    margin-bottom: 30px;
  }
  .container-presentation p.intro {
    padding-left: 300px;
    padding-right: 300px;
  }
  .container-split .col-left {
    padding-right: 80px;
    padding-left: 0;
  }
  .container-split .col-right {
    padding-left: 80px;
    padding-right: 0;
  }
  .container-social ul.social li a {
    font-size: 33px;
  }
  .container-red .img-plateform {
    width: auto;
  }
  #modal-login .row-login {
    flex-direction: row;
  }
  #modal-login .modal-header .close {
    color: #333;
    opacity: 0.2;
  }
}
@media (min-width: 1200px) {
  .navbar-default {
    background-color: black !important;
    opacity: 0.7 !important;
  }
  #footer .col-info img {
    width: auto;
  }
  .navbar-nav > li {
    margin-top: 15px;
    margin-bottom: 15px;
  }
  .navbar-nav > li > a {
    padding-top: 10px;
    padding-bottom: 10px;
  }
  .navbar > .container .navbar-brand,
  .navbar > .container-fluid .navbar-brand {
    margin-top: 4px;
  }
  .navbar-default .navbar-nav > li > a {
    margin-bottom: 0;
  }
  .navbar-default .navbar-nav > .active:after {
    width: 100%;
    left: 0;
    right: 0;
  }
  .navbar-default .navbar-nav > li.button > a {
    width: auto;
    margin-top: 0;
    margin-bottom: 0;
    margin-left: 10px;
    margin-right: 10px;
  }
  .navbar-default .navbar-nav > li.button.demo > a {
    border: none;
  }
  .container-social .col-left {
    font-size: 28px;
    padding-top: 0;
  }
  /*#modal-login .row-login .col-left {*/
  /*min-height: 900px;*/
  /*}*/
  #modal-login .modal-header .close {
    color: #333;
    opacity: 0.2;
  }
}