.meter {
  height: 6px;
  background: #333;
  border-radius: 4px;
  margin-top: 0.5rem;
  overflow: hidden;
}

.meter span {
  display: block;
  height: 100%;
  width: 0;
  transition: width 0.3s ease;
}

#feedback {
  margin-top: 1rem;
  font-size: 0.9rem;
  opacity: 0.8;
}