@media all and (max-width: 767px) {
  nav.main-header span {
    display: none;
  }

  nav.main-header .btn {
    padding: 10px;
    text-align: center;
  }

  .slide-caption {
    bottom: 20px;
    padding: 30px 10px;
  }

  .canvas-wrapper {
    max-width: 360px !important;
    margin: auto;
    margin-top: 0;
  }
}