pre.editor-colors .invisible {
  color: #c5c8c6;
}
pre.editor-colors .cursor {
  border-color: #ffffff;
}
pre.editor-colors .selection .region {
  background-color: #444444;
}
pre.editor-colors .bracket-matcher .region {
  border-bottom: 1px solid #f8de7e;
  margin-top: -1px;
  opacity: .7;
}
pre.editor-colors .source.gfm {
  color: #999;
}
pre.editor-colors .gfm .markup.heading {
  color: #eee;
}
pre.editor-colors .gfm .link {
  color: #555;
}
pre.editor-colors .gfm .variable.list,
pre.editor-colors .gfm .