.background {
  color: #e0e0e0;
}
.num {
  color: #907000;
}
.str {
  color: #007068;
}
.com {
  color: #606000;
}
.opt {
  color: #000000;
}
.std {
  color: #000000;
}
.kwa {
  color: #2060a8;
}
.kwb {
  color: #0850a0;
}
.kwc {
  color: #a86920;
}
.kwd {
  color: #20a825;
}