index.css

  .overlay {
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    text-align: center;
    pointer-events: none;
    background-image: url("./camping.webp");
    background-size: cover;
  }

  .overlay-message {
    margin-top: 25vh;
    font-family: sans-serif;
    color: black;
    font-size: 10vmin;
  }

  .jumbotron {
    position: relative;
    background-color:white;
  }

  .jumbotron h1 {
    background: -webkit-linear-gradient(#b85a5a, rgb(255 136 0));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .gif {
    width: 10vw;
    height: 10vw;
  }

  .uiwrapper {
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    text-align: center;
    pointer-events: none;
  }

  .uiblock {
    font-family: sans-serif;
    font-size: 4vmin;
    width: 10em;
    height: 3em;
    display: inline-block;
    color: #fff;
    background-color: rgba(0, 0, 100, 0.5);
    padding: 1em 2em;
    margin-top: 60vh;
    border-radius: 10px;
  }

  #tint {
    width: 100vw !important;
    height: 120vh !important;
    margin-top: -20vh !important;
    opacity: 0.5;
  }

  #timer {
    margin-top: 70vh !important;
  }

  #score {
    margin-top: 80vh !important;
  }

  .as-console-wrapper {
    display: none !important;
  }