.custom-slider::-webkit-slider-thumb{appearance:none;cursor:pointer;z-index:30;background:#9b2c2c;border-radius:50%;width:20px;height:20px;position:relative}.custom-slider::-moz-range-thumb{cursor:pointer;background:#9b2c2c;border:none;border-radius:50%;width:20px;height:20px}@media (max-width:640px){.custom-slider::-webkit-slider-thumb{width:15px;height:15px}.custom-slider::-moz-range-thumb{width:28px;height:28px}}