body {
  font-family: Monospace, sans-serif;
  color: #191919;
  max-width: 800px;
  margin: 1em auto;
  background: #e6e6e6;
  padding: 15px;
}
header {
  text-align: center;
}
main {
  margin-bottom: 50px;
}
a {
  color: #1E83F7;
}
img {
  display: inline-block;
  width: 200px;
  height: 200px;
}
section {
  border-top: 1px solid;
  margin: 2em 0;
}