body {
  color: #fff;
  background-color: #000;
  margin: 0;  

  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  display: flex;
  max-width: 960px;
  width: 100%;
  padding: 20px;
  box-sizing: border-box;
  margin: auto;
}

.sidebar {
  width: 220px;
  flex-shrink: 0;
  padding-right: 20px;
  border-right: 1px solid #ccc;
}

.sidebar h3 {
  font-size: 1em;
  margin-bottom: 10px;
}

.sidebar ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar li {
  margin-bottom: 6px;
}

a {
  text-decoration: none;
  color: #ffc;
}

a:hover {
  text-decoration: none;
  background-color: #ffc;
  color: #000;
}

.content {
  flex-grow: 1;
  padding-left: 20px;
}

::selection {
  background: #ffc;
  color: black;
}

pre {
  border-left: 1px solid #ffc;
  border-right: 1px solid #ffc;
  border-bottom: none;

  background-image: linear-gradient(#ffc, #ffc);
  background-size: 50% 1px;
  background-position: bottom center;
  background-repeat: no-repeat;

  padding: 16px;
  color: #fff;
  font-family: monospace;
}

.code-title {
  color: #fff;
  text-align: center;
  font-family: monospace;
}

table {
    border-collapse: collapse;
    width: 100%;
}
th, td {
    border: 1px solid #ccc;
    padding: 8px 12px;
    text-align: left;
}
tr:nth-child(even) {
    background-color: #111111;
}