.rangeslider {
    position: relative;
    display: block;
    cursor: pointer;
    height: 25px;
    width: 270px;
    margin: 0px auto;
    top: -30px;
}

.rangeslider__fill,
.rangeslider__fill__bg,
.rangeslider__handle {
    display: block;
    position: absolute;
    top: 50%;
    height: 8px;
    z-index: 2;
    background: var(--red);
    border-radius: 10px;
    will-change: width;
}

.rangeslider__handle {
    will-change: width, height, top;
    width: 20px;
    height: 20px;
    display: block;
    z-index: 3;
    cursor: pointer;
    border: solid 2px #fff;
    border-radius: 50%;
    -webkit-transition: width .1s ease-in-out, height .1s ease-in-out, top .1s ease-in-out;
    transition: width .1s ease-in-out, height .1s ease-in-out, top .1s ease-in-out;
    top: 17px;
}

.rangeslider__handle:active {
    background: var(--red);
}

.rangeslider__fill__bg {
    background: #444444;
    width: 100%
}

.rangeslider--disabled {
    opacity: .4
}