r: #333;
    background-color: #f1f1f1;
  }

  a {
    color: #333;
    text-decoration: none;
    margin: 0 10px;
  }

  a:hover {
    text-decoration: none;
  }

  .g-text-center {
    text-align: center;
  }

  .g-font-size-140 {
    font-size: 140px;
  }

  .g-line-height-1 {
    line-height: 1;
  }

  h1 {
    font: 1.5rem/1 "Microsoft YaHei", Helvetica, Arial, sans-serif;
    margin: 0 0 15px;
  }

  .g-min-height-100vh {
    min-height: 100vh;
  }

  .g-flex-centered {
    display: flex;
    align-it