.menufooterparenteau {
  position: fixed;
  bottom: 0;
  width: 100%;
}

.menufooterparenteau a {
  float: left;
  padding: 12px;
  color: white;
  text-decoration: none;
  font-size: 17px;
  width: 25%;
  border-style: solid;
  border-width: 2px;
  border-color: #fff;

  text-align: center;
  background-color: #7291dc;
}

.menufooterparenteau a:hover {
  background-color: #3a4b73;
}

.menufooterparenteau a.active {
  background-color: #3a4b73;
}
.contenu {
  display: none;
}

.contenu.active {
  display: block;
}