@import url(https://fonts.googleapis.com/css?family=Inconsolata:400,700);

body {
  background: black url('../images/stars.png');
  color: white;
  font: 18px 'Inconsolata';
  margin: 20px auto;
  max-width: 640px;
  padding: 5px;
}

div.sitename {
  border-bottom: 1px solid #ddd;
  color: #ddd;
  font-family: "Courier New", monospace;
  font-size: 36px;
  font-weight: normal;
  margin: 0 auto 25px auto;
  max-width: 600px;
  text-align: left;
}

div.sitename a {
  color: inherit;
  text-decoration: none;
}

header {
  position: relative;
  text-align: center;
}

h1 {
  font-size: 72px;
  margin: 0;
  text-transform: uppercase;
}
h1 img {
  max-width: 100%;
}

header > nav {
  bottom: 20%;
  position: absolute;
  width: 100%;
}
@media (max-width: 360px) {
  header > nav { bottom: 15%; }
}
header > nav > a {
  background-image: linear-gradient(to bottom,
    rgba(200, 200, 200, 0.8),
    rgba( 50,  50,  50, 0.8));
  color: white;
  display: inline-block;
  font-size: 21px;
  margin: 5px 0;
  padding: 5px;
  text-decoration: none;
  text-shadow: -1px -1.5px 0px rgba(0, 0, 0, 0.8);
  text-transform: uppercase;
  width: 120px;
}
header > nav > a.selected { background-color: green; }
header > nav > a:hover { background-color: cyan; }
header > nav > a:active { background-color: red; }

p {
  margin: 20px 0;
}

strong { color: #f9c; }

section a { color: #6ff; }
section a:visited { color: #f6f; }
section a:active { color: #f99; }

.video {
  margin-bottom: 20px;
  text-align: center;
}
@media (max-width: 520px) {
  .video iframe {
    width: 336px;
    height: 189px;
  }
}
@media (max-width: 336px) {
  .video iframe {
    width: 224px;
    height: 126px;
  }
}

.floatleft, .floatright {
  clear: both;
  display: block;
  height: 180px;
  margin: 10px auto;
  width: 240px;
}
@media (min-width: 500px) {
  .floatleft {
    float: left;
    margin: 0 20px 18px 0;
  }
  .floatright {
    float: right;
    margin: 0 0 18px 20px;
  }
}

footer {
  clear: both;
  color: #444;
  text-align: center;
}

@media print {
  body { color: black; }
  header, .toc { display: none; }
}