.vertical-slider {
    -webkit-appearance: none;
    appearance: none;
    
    width: 120px; 
    height: 8px;
    
    background: #4a5568;
    border-radius: 9999px;
    outline: none;
    cursor: pointer;
    
    transform: rotate(-90deg);
  }
  
  .vertical-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    background: #ffffff;
    border-radius: 50%;
    border: 2px solid #e2e8f0;
  }
  
  .vertical-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    background: #ffffff;
    border-radius: 50%;
    border: 2px solid #e2e8f0;
  }
  