tablesorter/docs/css/rangeslider.css

.rangeslider,
.rangeslider__fill {
  background: #e6e6e6;
  display: block;
  height: 10px;
  width: 100%;
  -moz-box-shadow: inset 0px 1px 3px rgba(0, 0, 0, 0.3);
  -webkit-box-shadow: inset 0px 1px 3px rgba(0, 0, 0, 0.3);
  box-shadow: inset 0px 1px 3px rgba(0, 0, 0, 0.3);
  -moz-border-radius: 10px;
  -webkit-border-radius: 10px;
  border-radius: 10px;
}

.rangeslider {
  position: relative;
  margin-top: 4px;
}

.rangeslider--disabled {
  filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=40);
  opacity: 0.4;
}

.rangeslider__fill {
  background: #00ff00;
  position: absolute;
  top: 0;
}

.rangeslider__handle {
  background: white;
  border: 1px solid #ccc;
  cursor: pointer;
  display: inline-block;
  width: 20px;
  height: 20px;
  position: absolute;
  top: -5px;
  background-image: url('data:image/svg+xml;base64,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');
  background-size: 100%;
  background-image: -webkit-gradient(linear, 50% 0%, 50% 100%, color-stop(0%, rgba(255, 255, 255, 0)), color-stop(100%, rgba(0, 0, 0, 0.1)));
  background-image: -moz-linear-gradient(rgba(255, 255, 255, 0), rgba(0, 0, 0, 0.1));
  background-image: -webkit-linear-gradient(rgba(255, 255, 255, 0), rgba(0, 0, 0, 0.1));
  background-image: linear-gradient(rgba(255, 255, 255, 0), rgba(0, 0, 0, 0.1));
  -moz-box-shadow: 0 0 8px rgba(0, 0, 0, 0.3);
  -webkit-box-shadow: 0 0 8px rgba(0, 0, 0, 0.3);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.3);
  -moz-border-radius: 50%;
  -webkit-border-radius: 50%;
  border-radius: 50%;
}
.rangeslider__handle:after {
  content: "";
  display: block;
  width: 9px;
  height: 9px;
  margin: auto;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4gPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PGxpbmVhckdyYWRpZW50IGlkPSJncmFkIiBncmFkaWVudFVuaXRzPSJvYmplY3RCb3VuZGluZ0JveCIgeDE9IjAuNSIgeTE9IjAuMCIgeDI9IjAuNSIgeTI9IjEuMCI+PHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iIzAwMDAwMCIgc3RvcC1vcGFjaXR5PSIwLjEzIi8+PHN0b3Agb2Zmc2V0PSIxMDAlIiBzdG9wLWNvbG9yPSIjZmZmZmZmIiBzdG9wLW9wYWNpdHk9IjAuMCIvPjwvbGluZWFyR3JhZGllbnQ+PC9kZWZzPjxyZWN0IHg9IjAiIHk9IjAiIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbGw9InVybCgjZ3JhZCkiIC8+PC9zdmc+IA==');
  background-size: 100%;
  background-image: -webkit-gradient(linear, 50% 0%, 50% 100%, color-stop(0%, rgba(0, 0, 0, 0.13)), color-stop(100%, rgba(255, 255, 255, 0)));
  background-image: -moz-linear-gradient(rgba(0, 0, 0, 0.13), rgba(255, 255, 255, 0));
  background-image: -webkit-linear-gradient(rgba(0, 0, 0, 0.13), rgba(255, 255, 255, 0));
  background-image: linear-gradient(rgba(0, 0, 0, 0.13), rgba(255, 255, 255, 0));
  -moz-border-radius: 50%;
  -webkit-border-radius: 50%;
  border-radius: 50%;
}
.rangeslider__handle:active {
  background-image: url('data:image/svg+xml;base64,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');
  background-size: 100%;
  background-image: -webkit-gradient(linear, 50% 0%, 50% 100%, color-stop(0%, rgba(0, 0, 0, 0.1)), color-stop(100%, rgba(0, 0, 0, 0.12)));
  background-image: -moz-linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.12));
  background-image: -webkit-linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.12));
  background-image: linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.12));
}

input[type="range"]:focus + .rangeslider .rangeslider__handle {
  -moz-box-shadow: 0 0 8px rgba(255, 0, 255, 0.9);
  -webkit-box-shadow: 0 0 8px rgba(255, 0, 255, 0.9);
  box-shadow: 0 0 8px rgba(255, 0, 255, 0.9);
}