Site.css

body {
    padding-top: 50px;
    padding-bottom: 20px;
}

/* Set padding to keep content from hitting the edges */
.body-content {
    padding-left: 15px;
    padding-right: 15px;
}

/* Override the default bootstrap behavior where horizontal description lists 
   will truncate terms that are too long to fit in the left column 
*/
.dl-horizontal dt {
    white-space: normal;
}

/* Set width on the form input elements since they're 100% wide by default */
input,
select,
textarea {
    max-width: 280px;
}

input[type=range] {
    -webkit-appearance: none; /* Hides the slider so that custom slider can be made */
    width: 100%; /* Specific width is required for Firefox. */
    background: transparent; /* Otherwise white in Chrome */
}

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

input[type=range]:focus {
    outline: none; /* Removes the blue border. You should probably do some kind of focus styling for accessibility reasons though. */
}

input[type=range] {
    -webkit-appearance: none;
    margin: 18px 0;
    width: 100%;
}

input[type=range]:focus {
    outline: none;
}

input[type=range]::-webkit-slider-runnable-track {
    width: 100%;
    height: 8.4px;
    cursor: pointer;
    animate: 0.2s;
    box-shadow: 1px 1px 1px #000000, 0px 0px 1px #0d0d0d;
    background: #3071a9;
    border-radius: 1.3px;
    border: 0.2px solid #010101;
}

input[type=range]::-webkit-slider-thumb {
    box-shadow: 1px 1px 1px #000000, 0px 0px 1px #0d0d0d;
    border: 1px solid #000000;
    height: 16px;
    width: 16px;
    border-radius: 3px;
    background: #ffffff;
    cursor: pointer;
    -webkit-appearance: none;
    margin-top: -4px;
}

input[type=range]:focus::-webkit-slider-runnable-track {
    background: #367ebd;
}

input[type=range]::-moz-range-track {
    width: 100%;
    height: 8.4px;
    cursor: pointer;
    animate: 0.2s;
    box-shadow: 1px 1px 1px #000000, 0px 0px 1px #0d0d0d;
    background: #3071a9;
    border-radius: 1.3px;
    border: 0.2px solid #010101;
}

input[type=range]::-moz-range-thumb {
    box-shadow: 1px 1px 1px #000000, 0px 0px 1px #0d0d0d;
    border: 1px solid #000000;
    height: 16px;
    width: 16px;
    border-radius: 3px;
    background: #ffffff;
    cursor: pointer;
}

input[type=range]::-ms-track {
    width: 100%;
    height: 8.4px;
    cursor: pointer;
    animate: 0.2s;
    background: transparent;
    border-color: transparent;
    border-width: 16px 0;
    color: transparent;
}

input[type=range]::-ms-fill-lower {
    background: #2a6495;
    border: 0.2px solid #010101;
    border-radius: 2.6px;
    box-shadow: 1px 1px 1px #000000, 0px 0px 1px #0d0d0d;
}

input[type=range]::-ms-fill-upper {
    background: #3071a9;
    border: 0.2px solid #010101;
    border-radius: 2.6px;
    box-shadow: 1px 1px 1px #000000, 0px 0px 1px #0d0d0d;
}

input[type=range]::-ms-thumb {
    box-shadow: 1px 1px 1px #000000, 0px 0px 1px #0d0d0d;
    border: 1px solid #000000;
    height: 16px;
    width: 16px;
    border-radius: 3px;
    background: #ffffff;
    cursor: pointer;
}

input[type=range]:focus::-ms-fill-lower {
    background: #3071a9;
}

input[type=range]:focus::-ms-fill-upper {
    background: #367ebd;
}