body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(black 15%, transparent 16%) 0 0,
    radial-gradient(black 15%, transparent 16%) 8px 8px,
    radial-gradient(rgba(255,255,255,.1) 15%, transparent 20%) 0 1px,
    radial-gradient(rgba(255,255,255,.1) 15%, transparent 20%) 8px 9px;
  background-color:#282828;
  background-size:16px 16px;
  behavior: url(pie.htc);
  font-family: Helvetica, Arial, sans-serif;
  font-size: 14px;
  color: #333;
  text-align: center;
}

.content {
  margin: 150px auto;
  padding: 10px 20px 30px 20px;
  width: 80%;
  min-width: 960px;
  background-color: #e8e8e8;
  box-shadow: 5px 5px 5px 0 rgba(50, 50, 50, 0.75);
  border-radius: 10px;
}