.slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;height:20px;width:20px;border-radius:50%;background:#1f2937;cursor:pointer;border:2px solid #fff;box-shadow:0 2px 4px rgba(0,0,0,.2)}.slider::-moz-range-thumb{height:20px;width:20px;border-radius:50%;background:#1f2937;cursor:pointer;border:2px solid #fff;box-shadow:0 2px 4px rgba(0,0,0,.2)}.slider::-webkit-slider-track{height:8px;border-radius:4px;background:transparent}.slider::-moz-range-track{height:8px;border-radius:4px;background:transparent}.slider::-moz-range-progress{background:#1f2937;height:8px;border-radius:4px}