@media screen and (max-width: 810px) {
  #logoMobile {
    width: 50%;
    display: block;
    position: absolute;
    top: 5vh;
    left: 5%;
    z-index: 1;
  }
  #logoMobile img {
    width: 100%;
  }
  #home header {
    display: block;
  }
  #home header > header {
    width: 100%;
    padding: 6vh 0 2vh;
  }
  #home header > header > a {
    width: 80%;
    margin: auto;
    margin-top: 1em;
    line-height: 3em;
    font-size: 1.3em;
  }
  header > div {
    display: none;
  }
  header h1 {
    width: 100%;
    padding: 0;
    margin: 0;
  }
  #home header > header ul {
    width: 90%;
    margin-left: 10%;
  }
  header h1 img {
    width: 90%;
    display: block;
    margin: auto;
  }
  header h2 {
    width: 90%;
    line-height: 2.3em;
    font-size: 1.8em;
  }
  nav {
    display: none;
    padding: 0;
    margin: 0;
    position: fixed;
    top: 0;
    padding-top: 2em;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: #fff;
  }
  .affiche {
    display: block;
  }
  #burger {
    display: block;
    position: absolute;
    top: 2em;
    right: 2em;
    z-index: 1001;
    height: 2em;
  }
  nav a {
    display: block;
    width: 100%;
    line-height: 3em;
    text-align: center;
  }
  article {
    width: 96%;
    margin: 5vh auto;
  }
  #home article {
    display: block;
  }
  #home article h3 {
    font-size: 1.3em;
  }
  #surmesure img {
    display: block;
    width: 95%;
    margin: 1vh auto;
  }
  #home article#surmesure section article {
    margin: 0 auto 2vh;
  }
  #home article#famille div h2 {
    font-size: 1.3em;
  }
  #home article#surmesure section:first-of-type,
  #home article#surmesure section:last-of-type {
    width: 95%;
    margin: auto;
    padding: 0;
    position: static;
  }
  #home article#surmesure section:last-of-type article {
    position: static;
    opacity: 1;
    width: 95%;
    margin: auto;
  }
  #home article#surmesure section div {
    display: block;
  }
  #home article#surmesure section div div {
    width: 95%;
    margin: 0 auto 2vh;
    display: block;
  }
  #home article#famille,
  #home article#famille div,
  #home article#famille img {
    width: 95%;
    margin: 0 auto 5vh;
    display: block;
  }
  #realisations main {
    width: 96%;
  }
  #realisations article {
    margin: auto;
    margin-bottom: 5vh;
    width: 100%;
  }
  #savoirsfaire article {
    display: block;
    padding: 0;
    width: 100%;
  }
  #savoirsfaire article > * {
    width: 90%;
    margin: auto;
  }
  #savoirsfaire article:nth-child(1) {
    background: var(--bleu);
    color: var(--blanc);
  }
  #savoirfaire article:nth-of-type(2) {
    background: var(--bleu);
    color: var(--blanc);
  }
  #savoirsfaire article:nth-of-type(3) {
    background: #fff;
    color: var(--bleu);
  }
  #realisations article span {
    margin: 2vh 0;
    display: block;
  }
  #contact form,
  #contact main,
  address {
    width: 95%;
    margin: auto;
    display: block;
  }
  #contact form {
    margin-top: 5vh;
  }
  #contact form label {
    display: block;
    width: 100%;
    margin-bottom: 1vh;
  }
  form label input {
    margin-top: 0;
  }
  address p {
    margin-bottom: 1em;
  }
  [type="submit"] {
    width: 60%;
  }
  footer {
    padding: 1em 0;
    font-size: 0.9rem !important;
  }
  footer p {
    width: 96%;
    margin: 5% auto;
  }
  footer p a:last-child {
    display: block;
    width: 100%;
  }
}