body {
  padding: 1rem 10%;
  font-family: Noto Sans KR, 'Arial', sans-serif;
  margin: 1rem auto;
  width: 80vw;
}

.logo {
  height: 3rem;
  vertical-align: middle;
}

a {
 text-decoration: none; 
}

pre {
  background-color: f0f0f0;
  padding-top: .5rem;
}