body {
  padding: 10px;
  margin: 0px;
  background-color: rgb(44, 43, 43);
  color: whitesmoke;
  display: flex;
  flex-direction: column;
}
@media screen and (max-width: 768px) {
  header {
    padding: 10px;
    background-color: rgb(33, 30, 30);
    color: wheat;
  }
  header h1 {
    font-size: 14;
  }
  nav {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: center;
    text-align: center;
    align-items: center;
    width: 100%;
    padding: 0 5px;
  }
  nav a {
    white-space: nowrap;
    flex: 1;
    font-size: 14px;
    color: white;
    padding: 5px;
    transition: 0.1s;
    text-decoration: none;
  }
  nav a:hover,
  nav a:focus {
    color: rgb(241, 195, 110);
    font-weight: bold;
  }
  .intro {
    padding: 10px;
    font-size: 20px;
    text-align: justify;
  }

  .intro {
    text-align: justify;
    background-color: rgba(0, 0, 0, 0.488);
  }
  .intro h2 {
    font-size: 20px;
    color: goldenrod;
  }
  .intro p {
    font-size: 16;
  }
}
@media screen and (min-width: 769px) {
  header {
    padding: 5px;
    background-color: rgb(33, 30, 30);
    color: wheat;
    font-size: 30px;
  }

  nav {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: center;
    text-align: center;
    align-items: center;
    width: 100%;
    padding: 0 10px;
  }
  nav a {
    white-space: nowrap;
    flex: 1;
    font-size: 30px;
    color: white;
    padding: 10px;
    transition: 0.1s;
    text-decoration: none;
  }
  nav a:hover,
  nav a:focus {
    color: rgb(241, 195, 110);
    font-weight: bold;
  }
  .intro {
    padding: 10px;
    text-align: justify;
  }

  .intro {
    text-align: justify;
    background-color: rgba(0, 0, 0, 0.488);
  }
  .intro h2 {
    font-size: 30px;
    color: goldenrod;
  }
  .intro p {
    font-size: 20px;
  }
}