.demo{ background-color: #383838; }

.range-slider{
    padding: 10px 60px 10px 7px;
    margin: 0 0 30px;
    border-radius: 10px;
    position: relative;
}

.range-slider input[type="range"]{
    background: #292929;
    width: 100%;
    height: 10px;
    border-radius: 5px;
    box-shadow: 0 -1px 1px #555 inset;
    outline: none;
    -webkit-appearance: none;
}

.range-slider input[type="range"]::-webkit-slider-thumb{
    background: linear-gradient(to bottom,#555,#333);
    width: 70px;
    height: 20px;
    border-radius: 100px;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
    cursor: pointer;
    transition: all 0.15s ease-in-out 0s;
    -webkit-appearance: none;
    appearance: none;
}

.range-slider input[type="range"]::-webkit-slider-thumb:hover{
    background: linear-gradient(to bottom,#555,#444);
}

.range-slider input[type="range"]:active::-webkit-slider-thumb{
    background: linear-gradient(to bottom,#333,#555);
}

.range-slider input[type="range"]::-moz-range-thumb{
    background: linear-gradient(to bottom,#555,#333);
    width: 70px;
    height: 20px;
    border: none;
    border-radius: 100px;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
    cursor: pointer;
    transition: all 0.15s ease-in-out 0s;
}

.range-slider input[type="range"]::-moz-range-thumb:hover{
    background: linear-gradient(to bottom,#555,#444);
}

.range-slider input[type="range"]:active::-moz-range-thumb{
    background: linear-gradient(to bottom,#333,#555);
}

.range-slider .range-value{
    color: #fff;
    background: linear-gradient(to bottom,#333,#555);
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    width: 45px;
    padding: 3px;
    border-radius: 10px;
    transform: translateY(50%);
    position: absolute;
    bottom: 50%;
    right: 6px;
}

::-moz-range-track{
    background: transparent;
    border: 0;
}