.div_menu{
  box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.2);
}

/*Enlever enlever le look du bouton et en suite lui donner l'apparence d'un lien comme celui des autres liens de la barre de menu */
.btn_dec,.btn_retour{
    color: #709dff;
    text-decoration: none;
    background-color: inherit;
    border:none;
    cursor: pointer;
}

.div_menu a{
    color: #709dff;
}

.div_menu a:hover, .btn_dec:hover{
    color: #F35820;
}

/*** 	toggle icon personalisé		***/
.navbar-toggler{
    width: 47px;
    height: 34px;
    background-color: #709dff;
    border:none;
}
.navbar-toggler .line{
    width: 100%;
    float: left;
    height: 2px;
    background-color: #fff;
    margin-bottom: 5px;
}
/***	toggle icon personalisé fin 	***/

/*** Effet hover sur les élément du menu ***/

@import url(https://fonts.googleapis.com/css?family=Raleway:400,500);
.menu-principal {
  font-family: 'Raleway', Arial, sans-serif;
  text-align: center;
  /*text-transform: uppercase;*/
  font-weight: 500;
  letter-spacing: 1px;
}
.menu-principal * {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: all 0.35s ease;
  transition: all 0.35s ease;
}
.menu-principal li {
  display: inline-block;
  list-style: outside none none;
  margin: 0 0.2em;
  padding: 0;
}

.menu-principal a {
  padding: 0.5em 0.8em;
  margin: 0.2em 0;
  display: block;  color: #709dff;
  position: relative;
  text-decoration: none;
}

.menu-principal a:before,
.menu-principal a:after {
  height: 14px;
  width: 14px;
  position: absolute;
  content: '';
  -webkit-transition: all 0.35s ease;
  transition: all 0.35s ease;
  opacity: 0;
}
.menu-principal a:before {
  left: 0;
  top: 0;
  border-left: 3px solid #F35820;
  border-top: 3px solid #F35820;
  -webkit-transform: translate(100%, 50%);
  transform: translate(100%, 50%);
}
.menu-principal a:after {
  right: 0;
  bottom: 0;
  border-right: 3px solid #F35820;
  border-bottom: 3px solid #F35820;
  -webkit-transform: translate(-100%, -50%);
  transform: translate(-100%, -50%);
}
.menu-principal a:hover,
.menu-principal .current a {
  color: #F35820;
}

.menu-principal a:hover:before,
.menu-principal .current a:before,
.menu-principal a:hover:after,
.menu-principal .current a:after {
  -webkit-transform: translate(0%, 0%);
  transform: translate(0%, 0%);
  opacity: 1;
}

/******************************************/