Edit in JSFiddle

body {
    background : #ededf0;
}

input[type=range] {
    -webkit-appearance: none;
    background: linear-gradient(to right, rgba(175, 175, 175, 0.3) 0%, rgba(175, 175, 175, 0.3) 100%);
    background-position: center;
    background-size: 99% 4px;
    background-repeat: no-repeat;
    -webkit-appearance: none;
    width: 450px;
    height: 36px;
    border-radius: 1px;
    overflow: hidden;
    margin-top: 5px;
    margin-bottom: 5px;
}

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
}

<input name="jim" id="jim" type="range" min="0" max="100" value="0">