workadventure/front/dist/resources/style/mobile-style.scss

@media only screen and (max-width: 600px) {
  .sidebar > div {
    max-height: 240px;
  }

  .sidebar > div {
    max-height: 240px;
  }

  .sidebar{
    max-width: 200px;
  }

  .btn-cam-action div{
    bottom: 50px;
  }
}