body {
  font-family: Arial, sans-serif;
  margin: 0;
  background-color: #fdfdfd;
  color: #333;
}

.page-wrapper {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

.navbar {
  background-color: #333;
  padding: 10px 20px;
  border-radius: 4px;
}

.navbar a {
  color: #fff;
  text-decoration: none;
  margin-right: 10px;
}

.navbar a:last-of-type {
  margin-right: 0;
}

.github-logo {
  height: 20px;
  vertical-align: middle;
}

.content {
  margin-top: 20px;
  line-height: 1.6;
}

.content > .navbar {
  margin-bottom: 20px;
}

.content pre {
  background-color: #f5f5f5;
  padding: 10px;
  border-radius: 4px;
  overflow-x: auto;
}

.content code {
  font-family: "Courier New", Courier, monospace;
}