body {
  background-color: #f0f2f5;
  color: #333;
}

.autocomplete-results {
  position: absolute;
  width: 100%;
  z-index: 9999;
  border: 1px solid #ccc;
}

.autocomplete-item {
  padding: 8px;
  border-bottom: 1px solid #eee;
  background-color: #fff;
  cursor: pointer;
}

.autocomplete-item:hover {
  background-color: #f0f0f0;
}

.chat-history .alert {
  margin-bottom: 8px;
  border-radius: 6px;
}