* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  .container {
    width: 80%;
    margin: 20px auto;
  }
  h1:nth-of-type(2) {
    margin-top: 20px;
  }

  @media (max-width: 768px) {
    .container {
      width: 90%;
    }
  }