#result:not(:empty) {
  margin-top: 10px;
  padding: 10px;
  border-radius: 4px;
  font-family: Arial, sans-serif;
}
#result a {
  color: inherit !important;
  font-size: inherit !important;
}
.available { background: #e6ffed; color: #0a6b2f; }
.taken { background: #ffe6e6; color: #8a1f1f; }
.unknown { background: #fff3cd; color: #856404; }