.form-range:focus::-webkit-slider-thumb {
    box-shadow: 0 0 0 1px #6c757d, 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-range:focus::-moz-range-thumb {
    box-shadow: 0 0 0 1px #6c757d, 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-range::-webkit-slider-thumb {
    width: 1rem;
    height: 1rem;
    margin-top: -0.25rem;
    background-color: #0dcaf0;
    border: 0;
    border-radius: 1rem;
    -webkit-transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
    transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
    -webkit-appearance: none;
    appearance: none;
}

.form-range::-webkit-slider-thumb:active {
    background-color: #6c757d;
}

.form-range::-webkit-slider-runnable-track {
    width: 100%;
    height: 0.5rem;
    color: transparent;
    cursor: pointer;
    background-color: #6c757d;
    border-color: transparent;
    border-radius: 1rem;
}

.form-range::-moz-range-thumb {
    width: 1rem;
    height: 1rem;
    background-color: #0dcaf0;
    border: 0;
    border-radius: 1rem;
    -moz-transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
    transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
    -moz-appearance: none;
    appearance: none;
}

.form-range::-moz-range-thumb:active {
    background-color: #6c757d;
}

.form-range::-moz-range-track {
    width: 100%;
    height: 0.5rem;
    color: transparent;
    cursor: pointer;
    background-color: #6c757d;
    border-color: transparent;
    border-radius: 1rem;
}