body {
  background-color: #ddd;
  background-image: linear-gradient(to bottom, #888, #DDD);
  background-repeat: no-repeat;
}
div>header {
  background-color: #FFF;
  background-image: url(5-awesomeco_logo.png);
  background-repeat: no-repeat;
  border-bottom: 1px solid #ddd;
  height: 100px;
}
header > h1 {
  /* Technique only used for providing alternative text to images loaded via CSS for accessibility */
  text-indent: -9999px; 
}
nav {
  float: left;
  width: 15%;
}
nav > ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
nav > ul > li {
  border: 1px solid #333;
  border-radius: 5px;
  margin: 10px auto;
  text-align: center;
  width: 80%;
}
nav > ul > li > a {
  background-color: #600;
  color: #FFF;
  display: block;
  text-decoration: none;
}
nav a:hover, nav a:focus {
  background-color: #900;
}
main {
  background-color: #FFF;
  margin-left: 15%;
  padding: 20px;
}
h1, h2, h3, h4 {
  margin-top: 0;
}
div>footer {
  color: #FFF;
  text-align: center;
}
#wrapper {
  background-color: #BC7277;
  margin: 0 auto;
  width: 960px;
}