#banner {
  background-color: yellow;
  text-align: center;
}

header {
  background-image: url(bannerBackground.png);
  background-repeat: no-repeat;
  background-size: cover;
  color: lightblue;
}

#banner h1 {
  color: red;
}

#banner h2.author {
  color: red;
}

#banner p.homepage {
  background-color: blue;
}