* {
  margin: 0;
  padding: 0;
}

body {
  background: #f5f5f5;
  font-family: 'Ubuntu Mono', sans-serif;
}

header {
  padding: 10px 0 30px;
  border-bottom: 1px solid #ddd;
  margin-bottom: 30px;
}

#main {
  margin: 150px auto;
  width: 960px;
}

#main h1 {
  font-size: 34px;
  text-align: center;
  margin-bottom: 20px;
  text-shadow: 0px 0px 2px #fff;
}

.clear { clear: both; }

.demo { text-align: center; }

.demo h4 {
  font-size: 1.3em;
  margin: 14px 0;
}

.demo h4 a {
  color: #c0c0c0;
  text-decoration: none;
}

.demo h4 a:hover { color: #444; }

.goback {
  font-size: 11px;
  color: #c0c0c0;
  text-decoration: none;
}

.footer {
  text-align: center;
  padding: 10px 0;
}

.footer p,
.footer a {
  font-size: 11px;
  color: #c0c0c0;
  text-decoration: none;
}

.footer a:hover { color: #444; }