#en-tete {
  overflow: hidden;
  background-color: #dae0d2;
  background-image: url(http://groupimo.fr/www2/w3-utils/Images/fond_onglets.png);
  background-position: bottom;
  background-repeat: repeat-x;
}
#en-tete ul {
  float: right;
  margin-top: 16px;
  margin-right: 16px;
  margin-bottom: 0px;
  margin-left: 0px;
  padding: 0px;
  list-style: none;
}
#en-tete ul li {
  float: left;
  margin-left: 3px;
}
#en-tete ul li a {
  float: left;
  text-decoration: none;
  letter-spacing: 1px;
  padding-left: 10px;
  background-image: url(http://groupimo.fr/www2/w3-utils/Images/coin-gauche.png);
  background-position: 0% -250px;
  background-repeat: no-repeat;
}
#en-tete ul li#actif {
  float: left;
  text-decoration: none;
  letter-spacing: 1px;
  padding-left: 10px;
  background-image: url(http://groupimo.fr/www2/w3-utils/Images/coin-gauche.png);
  background-position: 0% 0%;
  background-repeat: no-repeat;
}
#en-tete ul li a span {
  float: left;
  padding-top: 6px;
  padding-right: 10px;
  padding-bottom: 3px;
  padding-left: 0px;
  background-image: url(http://groupimo.fr/www2/w3-utils/Images/coin-droit.png);
  background-position: 100% -250px;
  background-repeat: no-repeat;
  color: #ffffff;
}
#en-tete ul li#actif span {
  float: left;
  padding-top: 6px;
  padding-right: 10px;
  padding-bottom: 3px;
  padding-left: 0px;
  background-image: url(http://groupimo.fr/www2/w3-utils/Images/coin-droit.png);
  background-position: 100% 0%;
  background-repeat: no-repeat;
  color: #333333;
}
#en-tete ul li a:hover {
  background-position: 0% -500px;
}
#en-tete ul li a:focus {
  background-position: 0% -500px;
}
#en-tete ul li a:hover span {
  background-position: 100% -500px;
}
#en-tete ul li a:focus span {
  background-position: 100% -500px;
}