.source.gfm {
  color: #ccc;
  -webkit-font-smoothing: antialiased;
}

.gfm .markup.heading {
  color: #eee;
  font-weight: bold;
}

.gfm .link {
  color: #666;
}

.gfm .bold {
  font-weight: bold;
}

.gfm .italic {
  font-style: italic;
}

.gfm .variable.list {
  color: #666;
}