.Footer {
  text-align: center;
  padding-top: 30px;
  background-image: linear-gradient(to bottom, rgb(4, 37, 80), rgb(9, 19, 31));
  margin: 0;

  border-top-left-radius: 40px;
  border-top-right-radius: 40px;
}

.Footer_title {
  /*Texte debut*/
  font-size: 40px;
  text-align: center;
  color: aqua;
  border-bottom: 4px solid aqua;
  display: inline;
}

.class_social_icon {
  display: flex;
  justify-content: center;

  opacity: 0; /* Cacher initialement le titre */
  transition: opacity 3.7s ease; /* Transition d'opacité de 2 secondes */
}

.class_social_icon a {
  text-decoration: none;
  padding: 12px;
  background-color: white;
  margin: 25px;
  border-radius: 50%;
  transition: background-color 0.5s, box-shadow 0.5s;
}

.class_social_icon a i {
  font-size: 3rem;
  color: black;
  opacity: 0.9;
  transition: color 0.5s;
}

.class_social_icon a:hover {
  background-color: rgb(14, 88, 158);
  box-shadow: 0px 4px 20px 3px rgb(0, 0, 0);
  transition: 0.4s;
}

.class_social_icon a:hover i {
  color: white;
  transition: 0.4s;
}

.Footeur_navbar_menu {
  justify-content: center;
  padding: 20px;
}

.Footeur_navbar_menu_link {
  color: aqua;
  margin: 35px;
  text-decoration: none;
  font-size: 18px;
  font-family: "Robot", sans-serif;
  opacity: 0.7;
  transition: 0.5s;
}

.Footeur_navbar_menu_link:hover {
  opacity: 1;
}

.Footer_bottom {
  background-color: black;
  padding: 10px;
  text-align: center;
}

.Footer_bottom p {
  color: white;
}

.Designer {
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 400;
  margin: 0 5px;
}

@media only screen and (max-width: 520px) {
  /*how to contact me? plus petit*/
  .Footer_title {
    font-size: 34px;
  }
}

@media only screen and (max-width: 950px) {
  /*espace entre liens plus petit*/
  .Footeur_navbar_menu_link {
    margin: 20px;
  }
}

@media only screen and (max-width: 790px) {
  /*liens en colonne*/

  .Footeur_navbar_menu {
    display: flex;
    flex-direction: column;
  }

  .Footeur_navbar_menu_link {
    width: 100%;
    text-align: center;
    margin: 7px;
  }
}