body { background-color:#CCCCCC;
       border:0;
     }

a:link {color:#333333;}
a:visited {color:#666666;}
a:active {color:#990000;}
a:hover {background:#EEEEEE; color:#990000;}


/* via https://gist.github.com/JoeyBurzynski/617fb6201335779f8424ad9528b72c41 */
html {
  max-width: 70ch;
  padding: 3em 1em;
  margin: auto;
  line-height: 1.75;
  font-size: 1.25em;
}