body {
  background-color: #121212;
  color: #e0e0e0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.65;
  font-size: 17px;
  padding: 0 20px;
  margin: 60px auto;
  max-width: 680px;
  -webkit-font-smoothing: antialiased;
}

li {
  margin-bottom: 0.4em;
}

.title,
.subtitle,
footer,
.footer,
h2 {
  color: #ffffff;
}

.title {
  text-align: center;
  margin-bottom: 0.2em;
}

footer,
.footer {
  text-align: center;
}

.subtitle {
  text-align: center;
  font-size: medium;
  font-weight: bold;
  margin-top: 0;
}

h2,
h3 {
  line-height: 1.2;
}

h2 {
  font-style: italic;
  font-size: 17px;
  margin-top: 2.5em;
}

h3 {
  font-family: Consolas, "Liberation Mono", Menlo, Courier, monospace;
  font-size: 0.8rem;
  font-weight: normal;
  letter-spacing: 0.1em;
  color: #8f8f8f;
  margin-bottom: 0.3em;
}

a:link,
a:visited {
  color: #7fe3ae;
}

code,
.code {
  font-family: Consolas, "Liberation Mono", Menlo, Courier, monospace;
  font-size: 0.9em;
  line-height: 1.6;
  background-color: #2d2d2d;
  color: #f2f2f2;
  border-radius: 3px;
  padding: 2px 4px;
}