body {
  background-color: black;
  color: white;
  font-family: 'Inconsolata', monospace;
  font-size: 14px;
  margin: 0 auto;
  max-width: 300px;

}

img {
  max-width: 300px;
}

a { color: yellow; }
a:active { color: blue; }
a:hover { color: blue; }
  
  mark a {
  color: black;
}

mark {
  background-color: yellow;
}