body {
  font-size: 14px;
  line-height: 1.5;
}

.container {
  width: 980px;
  line-height: 1.5;
}

.container .main {
  width: 720px;
}

.container p {
  line-height: 1.5;
  padding: 0;
  margin: 15px 0;
}

.container code {
  background-color: #f5f5f5;
}