body {
  font-family: "Be Vietnam Pro", sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f7f7f7;
}

header {
  background-color: #333;
  color: #fff;
  padding: 20px;
  text-align: center;
}

h1 {
  font-size: 36px;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background-color: #fff;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h2 {
  font-size: 24px;
  margin-top: 20px;
  border-bottom: 1px solid #ccc;
  padding-bottom: 10px;
}

pre {
  background-color: #f0f0f0;
  padding: 10px;
  border-radius: 5px;
  overflow-x: auto;
}

code {
  font-family: monospace;
  font-size: 14px;
}

p {
  font-size: 16px;
  line-height: 1.5;
}

ol {
  font-size: 16px;
  line-height: 1.5;
}

li {
  margin-bottom: 10px;
}