.sound__line:hover input[type=range]::-webkit-slider-thumb {
    transform: scale(1)
}

.sound input[type=range] {
    -webkit-appearance: none;
    width: 100%;
    position: absolute;
    margin: 0
}

.sound input[type=range]:focus {
    outline: 0
}

.sound input[type=range]::-webkit-slider-runnable-track {
    width: 100%;
    height: 4px;
    cursor: pointer;
    background: #7f715c;
    border-radius: 1.3px
}

.sound input[type=range]::-webkit-slider-thumb {
    height: 12px;
    width: 12px;
    border-radius: 50%;
    background: #141414;
    cursor: pointer;
    -webkit-appearance: none;
    margin-top: -4px;
    -webkit-transition: 150ms;
    transition: 150ms;
    transform-origin: center;
    transform: scale(0)
}

.sound input[type=range]::-ms-thumb {
    box-shadow: 1px 1px 1px #000, 0 0 1px #0d0d0d;
    border: 1px solid #000;
    height: 36px;
    width: 16px;
    border-radius: 3px;
    background: #fff;
    cursor: pointer
}

.sound input[type=range]:focus::-ms-fill-lower {
    background: red
}

.sound input[type=range]:focus::-ms-fill-upper {
    background: red
}