body, main.centered {
    background: #111;
    color: #f0f0f0;
    font-family: monospace;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
  }
  h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
  }
  ul {
    list-style: none;
    padding: 0;
  }
  li {
    margin: 0.5rem 0;
  }
  a {
    color: #f0f0f0;
    text-decoration: none;
    font-size: 1.5rem;
  }
  

header {
    z-index: 99999;
    position: sticky;
    top: 20;
    right: 20;
    width: 100px;
    height: 50px;
    display: flex;
    gap: 5px;
}