input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: #555;
  border-radius: 5px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 8px;
  height: 8px;
  background: white;
  border-radius: 50%;
  cursor: pointer;
  margin-top: -2px; /* Align vertically with track */
}

input[type="range"]::-moz-range-thumb {
  width: 8px;
  height: 8px;
  background: white;
  border-radius: 50%;
  cursor: pointer;
}