.header_interne {
    position: absolute;
    width: 100%;
}
.logo_wrapper {
    background: url(/Files/App_002/Images/logo_wrapper.png) no-repeat center top;
    width: 453px;
    height: 350px;
    display: inline-block;
    position: relative;
    z-index: 2;
}
.logo_interne {
    margin-top: 40px;
    margin-left: 40px;
    display: inline-block;
}
.menu_open {
    position: absolute;
    top: 65px;
    right: 30px;
    z-index: 99;
    cursor: pointer;
}

@media (max-width: 991px) {
  .page_content {margin: 50px 0;}
}

@media (max-width: 767px) {
 .menu_open {
    top: 20px;
    right: 20px;
 }
  .logo_interne {
    margin-top: 20px;
    margin-left: 10px;
    width: 150px;
  }
  .logo_wrapper {
    width: auto;
    height: 200px;
    background: #0093de;
  }
}

@media (max-width:500px) {
  .logo_interne {
    margin-top: 45px;
    margin-left: 10px;
    width: 110px;
  }
}