footer {
    position :relative;
    left: 0;
    bottom: 0;
    width: 100%;
    background-color: white; /* Vous pouvez utiliser n'importe quelle couleur de fond */
    padding-bottom: 230px;
    /* border-top: 2px solid #000000; Ajoutez cette ligne pour créer une bordure en haut */

  }
  
.footer-links {
    background-color: white;
}

.footer-links ul {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
    padding: 0;
    display: flex;
  }
  
  .footer-links ul li {
    list-style: none;
  }
  
  .footer-links ul li a {
    display: block;
    position: relative;
    width: 100px;
    height: 100px;
    line-height: 100px;
    font-size: 40px;
    text-align: center;
    text-decoration: none;
    /* color: #404040; */
    color: #007ffe;
    margin: 0 30px;
    transition: .5s;
  }
  
  .footer-links ul li a span {
    position: absolute;
    transition: transform .5s;
  }
  
  .footer-links ul li a span:nth-child(1),
  .footer-links ul li a span:nth-child(3) {
    width: 100%;
    height: 3px;
    /* background: #404040; */
    background: #007ffe;
  }
  
  .footer-links ul li a span:nth-child(1) {
    top: 0;
    left: 0;
    transform-origin: right;
  }
  
  .footer-links ul li a:hover span:nth-child(1) {
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .5s;
  }
  
  .footer-links ul li a span:nth-child(3) {
    bottom: 0;
    left: 0;
    transform-origin: left;
  }
  
  .footer-links ul li a:hover span:nth-child(3) {
    transform: scaleX(0);
    transform-origin: right;
    transition: transform .5s;
  }
  
  .footer-links ul li a span:nth-child(2),
  .footer-links ul li a span:nth-child(4) {
    width: 3px;
    height: 100%;
    background: #404040;
  }
  
  .footer-links ul li a span:nth-child(2) {
    top: 0;
    left: 0;
    transform: scale(0);
    transform-origin: bottom;
  }
  
  .footer-links ul li a:hover span:nth-child(2) {
    transform: scale(1);
    transform-origin: top;
    transition: transform .5s;
  }
  
  .footer-links ul li a span:nth-child(4) {
    top: 0;
    right: 0;
    transform: scale(0);
    transform-origin: top;
  }
  
  .footer-links ul li a:hover span:nth-child(4) {
    transform: scale(1);
    transform-origin: bottom;
    transition: transform .5s;
  }
  
  .footer-links .facebook:hover {
    color: #3b5998;
  }
  
  .footer-links .facebook:hover span {
    background: #3b5998;
  }
  
  .footer-links .twitter:hover {
    color: #f21dd2;
  }
  
  .footer-links .twitter:hover span {
    background: #f21dbd;
  }
  
  .footer-links .instagram:hover {
    color: #c32aa3;
  }
  
  .footer-links .instagram:hover span {
    background: #c32aa3;
  }
  
  .footer-links .google:hover {
    color: #dd4b39;
  }
  
  .footer-links .google:hover span {
    background: #dd4b39;
  }
  
  .footer-links ul li a .twitter {
    color: #f21dee;
  }
  
  .footer-links ul li a:hover:nth-child(3) {
    color: #c32aa3;
  }
  
  .footer-links ul li a:hover:nth-child(4) {
    color: #dd4b39;
}


@media (max-width: 768px) {
    .footer-links ul li a {
        display: block;
        position: relative;
        width: 0;
        height: 100px;
        line-height: 100px;
        font-size: 40px;
        text-align: center;
        text-decoration: none;
        /* color: #404040; */
        color: #007ffe;
        margin: 0 30px;
        transition: .5s;
      }
  }