:root {
  --police-cfrc: "Great Vibes", cursive;
  --police-texte: "Playfair Display", "Montserrat", serif;
  --police-titre: "Poppins", "Manrope", "Roboto", sans-serif;
  --police-dys: "Dyslexic", sans-serif;
  --police-letter-spacing: normal;
  --police-line-height: 1.2;
  --police-couleur-noire: rgb(63, 64, 65);
  --police-couleur-bleu-clair: #6578bb;
  --police-couleur-bleu-fonce: #3502cc;
  --police-couleur-rouge: #cc0000;
  --police-couleur-gris: #f5f5f5;
  --background-couleur-header: rgb(251, 252, 250);
  --background-couleur-main: rgb(251, 252, 250);
  --background-couleur-footer: #6578bb;
}

* {
  box-sizing: border-box;
}

html {
  font-family: var(--police-texte);
  font-size: 62.5%;
  letter-spacing: var(--police-letter-spacing);
  line-height: var(--police-line-height);
}

body {
  color: var(--police-couleur-noire);
  font-size: 1.4rem;
  background-color: var(--background-couleur-main);
}

@media (max-width: 1200px) {
  /* styles pour les écrans jusqu'à 1200px */
  header {
    background-color: var(--background-couleur-header);
  }

  .header .top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1rem;
    background-color: #b8cbe0;
    height: 4rem;
  }

  .header .logo-menu {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1rem;
  }

  .header .menu-responsive ul {
    list-style: none;
    display: flex;
    gap: 1rem;
  }

  .header .menu-responsive ul li {
    position: relative;
  }

  .header .menu-responsive ul li ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
  }

  .header .menu-responsive ul li:hover ul {
    display: block;
  }

  .header .slider-image {
    height: 45rem;
    background: url("/images/slider.jpg") no-repeat center center;
    background-size: cover;
  }

  .pave-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    background-color: var(--background-couleur-footer);
    padding: 1rem;
  }
}
@media (max-width: 768px) {
  .pave-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}