nelle-observer/frontend/public/styles/css/mobile.css

@media (max-width: 768px) {
  :root {
    font-size: 12px;
  }

  h1 {
    font-size: 30px;
  }

  h2 {
    font-size: 20px;
  }

  .ntfyOpts {
    margin: initial;
  }

  .ntfyForm {
    display: flex;
    gap: 5px;
    margin-top: -8%;
    margin-bottom: 8%;
  }

  .btn-1 {
    margin-bottom: 5px;
  }

  .beep-buttons {
    min-width: 42%;
  }
}