.biru {
  color: #4480ff;
}

.hijau {
  color: #4caf50;
}

.kuning {
  color: #f4b400;
}

.merah {
  color: #f44336;
}

span.text {
  padding: 0;
  padding-right: 4px;
  border-right: 2px solid #747474;
  animation: blink 0.75s infinite;
}