#overlay {
    position: fixed;
    display: none;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 2;
    cursor: pointer;
  }
  a.scroll-icon{
    /*  background-color: rgb(45, 168, 240);*/
   /*   padding:5px;*/
  }
  .insclity-structure,.insclity-personne {
    display:none;
  }
  .insc-structure,.insc-personne {
    
    display:block;
   }
  @media only screen and (max-width: 950px) {
    .insclity-structure,.insclity-personne {
      display:block;
    }
    .insc-structure,.insc-personne {
      
      display:none;
     }
  }