#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    opacity: 1;
    transition: opacity 0.3s ease;
  }

  #loading-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .grayscale {
    filter: grayscale(100%);
    transition: filter 2s ease;
  }

  #loading-screen.loaded img {
    filter: none;
  }