/* default configuration */
  * {
      padding: 0;
      border: 0;
      margin: 0;
  }

  html {
      font-size: 10px;
  }

  body {
      width: 100vw;
      height: 100vh;
      overflow: none;
  }

  form {
      width: 50%;
      margin: auto;
      text-align: center;
  }

  h1 {
      font-size: 3rem;
      text-decoration: underline;
      padding: 2rem;
      color: rgba(0, 140, 255, 0.842);
  }

  button {
      width: 12rem;
      height: 2.5rem;
      border-color: gray;
      border-width: 0.2rem;
      border-style: solid;
      border-radius: 0.5rem;
  }